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Mac Duggal 56131 Off-Shoulder Sweetheart Fitted Jersey Gown
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Standard: arrives in 7 to 12 days
Express: arrives in 4 to 6 days
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Description
About the Dress: Mac Duggal 56131
Mac Duggal 56131 is a long, fitted off-shoulder sweetheart evening gown in smooth stretch jersey. The off-shoulder line sits just below the shoulders, and the sweetheart neckline has a clear centre dip that frames the décolletage cleanly. The standout detail is the 3D floral petal cluster sleeve — a sculptural arrangement of layered petals sitting off each shoulder that gives the gown an immediate visual impact. Mac Duggal 56131 is available in Midnight Blue, Rose Pink, and Teal.
Fit & Silhouette
This gown fits close to the body from the structured bodice through the hips and continues in a smooth fitted line to the floor, with a slight flare at the hem for ease of movement. It is not a mermaid — the fit is continuous and column-like rather than pinching at the knee before flaring. The bodice is reinforced with internal boning visible in the side-seam panels, which holds the sweetheart line in place without a strap. A low walking vent at the back hem allows comfortable stride. The overall silhouette is long, sleek, and body-conscious throughout.
Fabric & Detail
The gown is constructed in stretch jersey — a smooth, matte crepe-style knit that drapes cleanly against the body without adding bulk. It has no sequin, beading, or hot-stone surface treatment; the fabric itself is clean and understated. The decoration comes entirely from the 3D floral appliqué sleeve clusters, which are built from layered fabric petals arranged off the shoulder. Boning channels are sewn into the side-seam panels of the structured bodice, visible in the detail shots, providing internal support and shape. The back of the gown is fully open from the shoulder blades to the lower back.
Key Features
- Off-shoulder sweetheart neckline with confirmed centre dip
- 3D floral petal cluster off-shoulder sleeves
- Stretch jersey construction — smooth, draped, matte finish
- Internally boned bodice with visible side-seam boning channels
- Fully open back from shoulder blades to lower back
- Low walking vent at hem — no high slit
- Long, fitted-to-floor silhouette with slight hem flare
- Available in Midnight Blue, Rose Pink, and Teal
Style & Occasion
Mac Duggal 56131 reads polished and dramatic — the open back and sculptural florals make it a strong choice for prom, a black-tie gala, or a formal evening event. The clean jersey base and sweetheart neckline also make it work for a cocktail-code wedding as a guest dress, provided the open back suits the setting. It pairs naturally with a strappy heeled sandal or minimalist pointed-toe heel that keeps the leg line uninterrupted. For jewellery, the off-shoulder placement means the floral clusters do most of the work — a simple drop earring or a small ear cuff works better than a statement necklace. Hair worn up or loosely pinned back will show the open back to full effect. Midnight Blue photographs dramatically under formal event lighting; Rose Pink reads soft and romantic; Teal is listed for those who want a bolder colour statement. Marlas Fashions is an authorized Mac Duggal retailer with over 40 years in the industry, and every dress is inspected before it ships.
Size & fit
- Fitted (corset). Bust, waist and hips all matter. Go by your largest measurement.
- Length: Long
- Neckline: Off-Shoulder, Sweetheart
- Details: Floral Appliques
- Between sizes? Text a stylist and we'll help you choose.
Shipping
- Arrives in 7–12 business days, or 4–6 with Express (+$35).
- Free shipping over $250 to Canada and the USA.
- Text updates as your order ships.
Full shipping details
Your Dress — Delivered in Days, Not Weeks.
We know timing matters — especially for prom, weddings, quinceañeras, and special events.
- Receive your dress within 7–12 business days, depending on designer availability.
- You’ll receive text updates as your order moves from processing to shipping.
- Once shipped, delivery typically takes 2–5 business days within North America.
Need it sooner?
We offer rush options where you can receive your dress within 4–6 business days. Text us at +1 416-536-2956 before ordering and we’ll confirm the fastest possible delivery date.
We are an authorized retailer of top designers, which means your dress ships brand new and directly from the designer or our showroom — never used, never rented.
Have an event date? Add it in your order notes so we can prioritize accordingly.
We proudly ship across Canada, the United States, and Internationally, with in-store pickup available at our Toronto showroom.
Returns
- Tell us within 5 days of delivery.
- 100% store credit, a one-time exchange, or a refund (30% restocking fee).
- Online purchases only; in-store purchases are final.
Full return policy
WE ACCEPT RETURNS!
For Online Purchases Only. All in-store purchases are FINAL.
We hope you LOVE your dress — but if you're not completely satisfied with your online purchase, you may request:
- 100% Store Credit (no expiration).
- A one-time exchange, OR
- A return with a 30% restocking fee, OR
You must notify us of a return within 5 days of delivery (including weekends and holidays — we are open 7 days a week).
We have no control and accept no responsibility for the sizing selected. Please carefully review the size chart before ordering. If you need assistance with sizing, we’re happy to help — text us at +1 416-536-2956.
ORDER CHANGES & CANCELLATIONS
Once your order is placed, you have 5 hours to request a change to the color, size, or style.
If an item becomes unavailable, we will offer alternatives or provide the option of a full refund for that item.
Please see our Returns & Exchanges page for full details.
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Free standard shipping on orders over $250 to the US and Canada. Under $250, shipping is shown at checkout.
Shipping details -
US orders ship from our warehouses in Los Angeles, Chicago and New York. Canadian orders ship from Toronto. No duties to pay at the door.
Shipping details -
Exchange, store credit or refund. Dresses tagged Final sale can't be returned.
Return policy -
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Toronto flagship10,000 sq ft showroom, 100,000+ clients styled
15,700+ online ordersShipped to 59 countries
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Mac Duggal 56131 Off-Shoulder Sweetheart Fitted Jersey Gown with Sweep Train
Sale price $470.50
Regular price$490
Need help?
Frequently Asked Questions
Mac Duggal 56131 is a strong, versatile gown for a range of formal occasions, but the open back does narrow the field slightly compared to a fully covered gown.
Where it works well: Prom is the most natural fit — the dramatic silhouette, the sculptural off-shoulder florals, and the open back are all hallmarks of a high-impact prom gown. It also works for black-tie galas, formal dinners, and evening events where a floor-length, body-conscious gown is the expectation. The clean jersey fabric and the sweetheart neckline give it enough polish for a gala setting without looking overdone.
For a formal evening wedding as a guest, this gown can work well — particularly in Midnight Blue or Teal, which read as clearly guest-appropriate rather than bridal. The open back is a genuine consideration here: some wedding venues and ceremonies have dress codes that ask for more coverage, so it is worth checking with the couple or the venue before choosing this gown for a religious or traditional ceremony. Rose Pink in a daytime or outdoor wedding setting would require the same check. In a black-tie wedding or a cocktail-code evening reception, this gown fits naturally.
For a formal or black-tie gala — an awards night, a charity dinner, a corporate formal event — Mac Duggal 56131 is exactly the kind of gown that reads as event-appropriate and polished. The silhouette is sleek without being casual.
Where it is a harder fit: A wedding ceremony with a modest dress code or a conservative venue may not suit this gown because of the open back. Similarly, if you are attending a daytime summer wedding outdoors, a floor-length stretch jersey gown may be warmer and more formal than the occasion calls for. For mother-of-the-bride or mother-of-the-groom, this gown works well at black-tie evening weddings where a high level of formality is expected; the open back is worth considering relative to the formality and style of the event.
Overall, if the occasion is formal, evening, and does not have a modesty requirement, Mac Duggal 56131 is a confident choice.
Mac Duggal 56131 is made in stretch jersey — a smooth, matte knit fabric that is relatively easy to care for compared to heavily beaded or embellished gowns, but the 3D floral appliqué sleeve clusters do require some attention.
For cleaning, dry cleaning is the safest option for this gown. The structured boned bodice and the 3D fabric flowers are both best preserved when you avoid machine washing. If spot cleaning is necessary between wears, use a damp cloth and blot gently — never rub the floral petals, as they are layered fabric that can distort if handled roughly. Always test any product on an inconspicuous seam before applying it to a visible area.
For storage, hang the gown on a wide, padded hanger to support the off-shoulder structure. Avoid wire hangers, which can distort the bodice shape over time. If you are storing it long-term, use a breathable cotton garment bag rather than a plastic one. Keep it away from direct light and humidity. The 3D floral clusters should not be crushed or folded — if the gown is going into a box, lay it flat with tissue paper supporting the petals rather than folding them under.
For travel, rolling is not advisable because of the boning and the 3D flowers. The best approach is to lay the gown flat in a garment bag or large suitcase, with the bodice face-up and the floral clusters lightly padded with tissue paper. The jersey skirt can be loosely gathered alongside the bodice without issue — jersey releases wrinkles quickly and most light fold lines will fall out within an hour of hanging.
If the gown arrives with any packaging creases, hang it in a steamy bathroom for 20 to 30 minutes before the event. Do not press a steam iron directly onto the 3D flowers. If you need to steam the bodice or skirt directly, use a handheld steamer held a few inches away from the fabric surface and work downward. The jersey responds well to steam and the creases will release without needing direct contact heat.
For any specific care questions before purchase, the Marlas Fashions team is happy to help — text or call +1 416-536-2956 or reach us on WhatsApp at +1 213-868-3131.
Because the gown already has strong structural detail at the shoulders — the 3D floral clusters sit off each shoulder and draw immediate attention — the best approach with accessories is to keep things clean and let the dress lead.
For shoes, a strappy heeled sandal in a metallic or nude tone works best with the fitted floor-length line. A pointed-toe heel in a matching colour or a simple barely-there sandal will keep the leg line uninterrupted as the skirt grazes the floor. Avoid very chunky block heels or embellished shoes that compete with the floral detail — the cleaner the shoe, the more dramatic the gown reads.
For jewellery, skip the necklace entirely. The off-shoulder sweetheart neckline gives you a clean collarbone, but the 3D flowers occupy the shoulder space where a statement necklace would normally sit, and layering the two creates visual noise. Instead, lean into earrings — a long drop earring or a simple ear cuff in gold or silver works well. A delicate bracelet or a small bangle is fine. If you want to wear a ring, keep it simple.
For a clutch, a small envelope clutch in metallic gold, silver, or a tonal colour to the dress is the cleanest option. Avoid large bags — a small clutch keeps the silhouette streamlined.
In Midnight Blue, gold-toned accessories add warmth and contrast. In Rose Pink, rose gold or silver both work. In Teal, gold tends to complement the depth of the colour.
Mac Duggal 56131 is a fitted, body-conscious gown, so it works best when you are comfortable wearing something that follows the body closely from bust to floor. That said, the design has several features that actively flatter rather than just fit tightly.
The sweetheart neckline with the off-shoulder placement is one of the most universally flattering neckline combinations available — it creates a wide, horizontal shoulder line that balances proportions, and the sweetheart dip draws the eye to the centre of the chest rather than the sides. For those with broader shoulders, the 3D floral clusters soften the shoulder line by adding a soft, organic shape rather than a sharp horizontal.
The boned bodice provides real internal structure, which means the gown holds its shape on the body without relying entirely on a tight fit. The boning supports the bust, creates a defined waist, and holds the sweetheart line in place — you do not need to be concerned about the neckline shifting during the event.
The fitted jersey skirt is smooth and drapes without clinging aggressively, which reads well on a range of hip and thigh proportions. If you are between sizes, sizing up and having the waist taken in by a seamstress is the more comfortable path than sizing down.
Marlas Fashions ships Mac Duggal 56131 from warehouses in Los Angeles and New York for US orders, and from Toronto for Canadian orders. Standard delivery takes 7 to 12 business days from the date your order is placed. Rush shipping is available at checkout if you need the gown sooner — select the rush option and the team will confirm availability and timing for your specific date.
US and Canadian orders ship with no duties or customs charges. International orders ship worldwide with full tracking, and international shipping costs and any applicable duties are calculated at checkout depending on the destination country.
If you have a firm event date, it is worth ordering at least 3 to 4 weeks in advance to allow time for standard shipping plus any minor alterations. If your event is sooner than that, use the rush shipping option or reach out directly to confirm what is possible for your timeline.
Marlas Fashions accepts returns and exchanges on Mac Duggal 56131. You have three options when a dress does not work out: a full exchange for a different style or size, store credit that never expires and can be used on any future order, or a refund to your original payment method less a 30% restocking fee.
The restocking fee reflects the handling, inspection, and repackaging involved in returning a designer gown. Store credit is the most flexible option if you are unsure about the replacement — it never expires, so there is no pressure to decide immediately.
Before returning, make sure the dress has not been worn, altered, or washed, and that all original tags are attached. Dresses that have been steamed, altered, or worn to an event are not eligible for return.
If you want to try the gown at home before committing — checking the fit, the colour, and the length — that is completely fine. Just keep the tags on and treat it as unworn. For sizing questions before you order, the Marlas team can walk you through the Mac Duggal size chart and help you decide between sizes based on your measurements.
Most off-shoulder gowns use a fabric band, a ruched sleeve, or a simple draped layer sitting off the shoulder. Mac Duggal 56131 uses 3D floral petal clusters — layered fabric petals built into the sleeve position — which is a significantly more sculptural and labour-intensive approach. The flowers are not a print or an embroidered pattern; they are three-dimensional and have physical depth and texture.
The second distinguishing feature is the combination of the fully open back with the boned, structured sweetheart bodice. Many open-back gowns achieve the open back by removing structure from the bodice entirely — they rely on side seam tension or a low-cut back to create the exposed effect. Mac Duggal 56131 keeps a fully boned, reinforced sweetheart bodice at the front while removing the back coverage almost entirely. That combination of front structure and back exposure is harder to engineer and gives the gown a very different front and back profile.
The jersey base fabric also distinguishes it from the typical embellished or tulle evening gown. Jersey drapes matte and smooth — it photographs cleanly under event lighting rather than catching light the way sequin or satin does. The result is a gown that looks bold from a distance because of the silhouette and the florals, but refined and understated up close because of the fabric quality.
Mac Duggal 56131 has an open back — the majority of the back is bare from the shoulder blades to the lower back. The closure at the lower back is a concealed zip, which is the standard construction for fitted jersey gowns of this style. There is no corset lacing or tie-back adjustment on this gown.
Because the closure is a fixed zip rather than a laced corset back, the fit at the waist and hips is set by the size you order. This means getting the size right before you order is important. If you are between sizes, the general guidance for fitted jersey is to size up — the boned bodice and the jersey fabric together give you a smooth fit when sized correctly, and a seamstress can take in a waist seam if needed. Sizing down in a boned fitted gown is harder to adjust and generally not recommended.
At the hem, there is a low walking vent at the back of the skirt — this is a small functional slit near the floor to allow a normal stride. It is not a high slit and does not show above the lower leg when walking.