High-Waisted Lace-Up Sling Midi Dress with Slit
High-Waisted Lace-Up Sling Midi Dress with Slit
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Effortless grace with a customizable silhouette
Step into your next weekend garden party or sunset dinner with a dress that perfectly balances romance and modern structure. The delicate sling neckline beautifully frames your collarbones, leading into a high-waisted fishbone bodice that gently defines your frame. An elegant front slit adds a touch of effortless movement, letting the skirt float beautifully with every step you take.
Tailored comfort in a lightweight drape
Designed to offer a truly personalized fit, the adjustable drawstring lace-up detailing allows you to cinch or loosen the waist to your exact liking. The airy, lightweight polyester fabric feels incredibly soft against the skin, keeping you cool and comfortable from afternoon cocktails to late-night celebrations. Pair it with strappy sandals or understated heels to complete a polished, feminine look.
Product Features
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High-waisted fishbone structure that creates a beautifully defined, sculpted silhouette.
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Adjustable drawstring lace-up detailing offering a fully customizable fit and unique visual texture.
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Delicate chest sling neckline for an elegant, minimalist frame around the shoulders and neck.
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Sophisticated front split designed to add fluid movement and a subtle glimpse of leg as you walk.
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Versatile midi-length drape making it seamlessly transition from daytime events to semi-formal evenings.
Material & Care
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Lightweight polyester fabric chosen for its breathable feel, easy drape, and wrinkle-resistant qualities.
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Hand wash cold to protect the delicate lace-up ties and maintain the fabric's vibrant color.
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Line dry in the shade to preserve the structural integrity of the fishbone waist detailing.
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Cool iron on reverse or gentle steaming to effortlessly smooth out any light creases.
General fit guide for all Sylveine dresses. Individual styles may vary slightly depending on fabric and cut.
| Size | US | Bust | Waist | Hips |
|---|---|---|---|---|
| XS | 2–4 | 31.5–33.9 | 23.2–25.6 | 33.5–35.8 |
| S | 4–6 | 33.9–36.2 | 25.6–28.0 | 35.8–38.2 |
| M | 6–8 | 36.2–38.6 | 28.0–30.3 | 38.2–40.6 |
| L | 8–10 | 38.6–40.9 | 30.3–32.7 | 40.6–42.9 |
| XL | 10–12 | 40.9–43.3 | 32.7–35.0 | 42.9–45.3 |
| XS | 2–4 | 80–86 | 59–65 | 85–91 |
| S | 4–6 | 86–92 | 65–71 | 91–97 |
| M | 6–8 | 92–98 | 71–77 | 97–103 |
| L | 8–10 | 98–104 | 77–83 | 103–109 |
| XL | 10–12 | 104–110 | 83–89 | 109–115 |
Orders ship within 1-2 business days. Delivery typically takes 5-8 business days within the US. Free returns and exchanges within 30 days of delivery.
Have a question about this piece? Reach us at hello@sylveine.com and we will get back to you within 24 hours on business days.

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Mix & match any dresses. Discount applied automatically at checkout.
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Wore it to a friend's engagement dinner and got stopped twice to ask where it was from.
Wore it two different ways — belted for dinner, loose for the beach. Barely wrinkled in my suitcase.
Ordered my usual size and it actually fit like the size chart said it would.
Ordered Tuesday, had it by the following Monday. Lightweight but doesn't feel cheap.
Comfortable enough for a full day out, dressy enough for dinner after.
Was worried it'd look washed out, but it's actually richer in person.
Frequently Asked Questions
How do I choose my size?
We recommend checking our size guide
on each product page. Our dresses run
true to size. When in doubt, size up
for a relaxed fit.
How long does shipping take?
We offer free worldwide shipping on
all orders. Delivery takes 7-14
business days.
Can I return an item?
Yes. We accept returns within 30 days
of delivery, no questions asked.
Email us at hello@sylveine.com
What if my order doesn't arrive?
Contact us at hello@sylveine.com
and we will resolve it immediately.
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