4.7/5 | Rated (3172+ reviews)

Sienna™ | Relaxed Sleeveless Jumpsuit

$39.95 $150.00 Save 73%
FREE Shipping within the USA
30-Day Money-Back Guarantee
Buy 3 get 15%, buy 4+ get 20%
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END OF SEASON SALE: Due to high demand, only a limited number of items are left. If you can still click 'Add to cart', it's still available.

The Sienna Jumpsuit combines a relaxed silhouette with timeless style, designed for women who want an outfit that looks effortlessly elegant throughout the day.

The flowing fit creates a flattering shape, whilst the sleeveless design and refined details make it a versatile choice for everyday wear, holidays, lunches and relaxed evenings out. Pair it with sandals, trainers or your favourite accessories for a look that suits any occasion.

Why choose this jumpsuit?

• Sleeveless design creating a timeless and elegant look.

• Relaxed, flowing silhouette offering a flattering shape with natural movement.

• Practical side pockets combining everyday functionality with effortless style.

• Easy to style with sandals, trainers or more refined accessories.

• Suitable for a variety of occasions, from holidays and city trips to casual outings and relaxed dinners.




Your satisfaction is our priority. If your purchase doesn't meet your expectations, you can return it within 30 days for a full refund — no hassle. Simply reach out to us at info@margotandwrenboston.com and we'll take care of the rest.

We offer a 100% money-back guarantee within 30 days of receiving your order. If you're not completely satisfied, simply return your item for a full refund—no questions asked.

Our customer care team is here to assist you with any questions. You can reach us at info@margotandwrenboston.com — we respond within 24 hours on business days. Available Monday through Friday 09:00 – 17:00 and Saturday through Sunday 10:00 – 17:00. 

COMBINE & RECEIVE UP TO 20% OFF

BUY 2, GET AN EXTRA 10% OFFBUY 3, GET AN EXTRA 15% OFFBUY 4, GET AN EXTRA 20% OFF

Applied automatically at checkout

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33 products

Why Women Love Margot & Wren Boston

<h2><strong>Why Women Love Margot & Wren Boston</strong></h2>

"Absolutely love my dress. Fits perfectly and the fabric feels so soft. Will be ordering again."

— Linda M.

<h2><strong>Why Women Love Margot & Wren Boston</strong></h2>

"Arrived quickly and looked even better in person. So happy with my purchase."

— Barbara S.

<h2><strong>Why Women Love Margot & Wren Boston</strong></h2>

"Beautiful quality for the price. I get compliments every time I wear it."

— Carol T.

<h2><strong>Why Women Love Margot & Wren Boston</strong></h2>

"Arrived quickly and looked even better in person. So happy with my purchase."

— Diana W.

<h2><strong>Why Women Love Margot & Wren Boston</strong></h2>

"I bought two pieces and love them both. Finally a brand that gets it right."

— Susan H.

PICKED BY US. CHOSEN FOR YOU.

Margot & Wren started with a simple idea: to create a collection filled with pieces we would genuinely want to wear ourselves.

We don't believe in filling a shop just for the sake of having more. Every piece is chosen with care, with the hope that you'll keep reaching for it long after the season has passed.

Right now, our End of Season Sale marks the end of this collection and the beginning of what's next. Once these pieces are gone, many won't be returning.

For a small, independently run shop like ours, every order truly matters. It allows us to keep doing what we love, one collection at a time.

Thank you for choosing to be part of our story. 🤍

30-Day Money-Back Guarantee

We stand behind every piece at Margot & Wren Boston.Your satisfaction is our promise, which is why we offer a 30-Day Money-Back Guarantee. If your order isn’t exactly what you hoped for, simply return it for a full refund.

FAQ

We offer free USPS shipping on all orders across the United States. Your tracking number will be sent by email as soon as your order ships.

We accept returns within 30 days of receiving your order. Items must be unworn, unwashed and in original condition with all tags attached. Contact us at info@margotandwrenboston.com to start your return.

Each product page includes a size guide to help you find the perfect fit. If you are between sizes we recommend sizing up. Still unsure? Reach out and we will help you personally.

We accept all major credit cards (Visa, Mastercard, American Express), Apple Pay, Google Pay and Shop Pay. All payments are processed through a secure SSL connection.

Please contact us within 12 hours of placing your order at info@margotandwrenboston.com. Once the order has been processed we are unable to make changes.

You can reach us at info@margotandwrenboston.com.

We respond within 24 hours on business days. Available Monday through Friday 09:00 – 17:00 and Saturday through Sunday 10:00 – 17:00.

FREE PREMIUM SHIPPING

At Margot & Wren, you always enjoy free shipping on all your orders.

30-DAY RETURNS

Shop with confidence. You have 30 days to return or exchange your item.

BREATHABLE MATERIALS

We use soft and breathable fabrics that feel light and gentle on the skin and stay comfortable during warm days without ever clinging or overheating.