Isabel Dress

Derek Lam 10 Crosby

4.5
(13 Reviews)

Product Details

Slip into the Derek Lam 10 Crosby Isabel Dress—a refined fit-and-flare that delivers effortless polish with subtle gathering and a flattering silhouette. Pair it with strappy sandals and a bold cuff for a look that moves seamlessly from afternoon brunch to evening cocktails.

Materials and Measurements

Black (95% Polyester, 5% Spandex). Casual Dress. V-Neck. Sleeveless. Pull on. Shoulder to hemline length: 51.5". Imported.

Size and Fit

Sized: XS-XL

The model is wearing a size small.

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Ratings &
Reviews

  (13)  

Includes written reviews and customer fit feedback.

Fit
Runs Small
True to Size
Runs Large

All Photos

Top Contributor
Size worn:
L
Overall fit:
True to Size
Rented for:
Everyday
Usually wears: 12
Height: 5' 8"
Bust size: 36DDD/E
Body type: Athletic
Weight: 190lbs
Browse Annie's reviews
July 10th, 2025
Super flattering

Even on a 7 month pregnant person :) loved the stretchy fit.

Top Contributor
Size worn:
XS
Overall fit:
True to Size
Usually wears: 2
Height: 5' 6"
Bust size: 34A
Body type: Athletic
Weight: 120lbs
Browse Madailein's reviews
July 9th, 2025
Very good basic black dress

Top Contributor
Size worn:
S
Overall fit:
True to Size
Rented for:
Work
Usually wears: 4
Height: 5' 8"
Bust size: 32C
Body type: Straight & narrow
Weight: 132lbs
Browse Katie's reviews
June 2nd, 2025
Comfortable elegant work or party dress

I wore this dress on the fourth day of a work conference, it was comfortable and elegant and moved beautifully when I walked. I got multiple compliments and one woman said I even had a “coastal vibe” which may have been the shoes I chose. I wore a small, but because it is so stretchy, the XS would have also worked great

Top Contributor
Size worn:
M
Overall fit:
True to Size
Usually wears: 4
Height: 5' 3"
Bust size: 34D
Body type: Athletic
Weight: 135lbs
Browse Chessa's reviews
July 11th, 2025
24 weeks pregnant

I wore this for a work meeting 24 weeks pregnant and loved it! It's light, stretchy, and comfortable in these summer days. I paired it with a tan linen blazer, and a thin brown belt to show off the bump.

Top Contributor
Size worn:
M
Overall fit:
True to Size
Rented for:
Date
Usually wears: 8
Height: 5' 4"
Bust size: 36DD
Body type: Hourglass
Weight: 155lbs
Browse Kim's reviews
June 20th, 2025
Great dress!

Loved this dress! It’s simple but stylish, and accentuates your curves.

Top Contributor
Size worn:
M
Overall fit:
True to Size
Rented for:
Other
Usually wears: 6
Height: 5' 1"
Bust size: 40B
Body type: Hourglass
Weight: 124lbs
Browse Linda's reviews
July 26th, 2025
Might get it again

Top Contributor
Size worn:
S
Overall fit:
True to Size
Rented for:
Date
Usually wears: 4
Height: 5' 9"
Bust size: 28DD
Body type: Athletic
Weight: 130lbs
Browse Veronica 's reviews
June 28th, 2025
Perfect fitting black summer dress

Top Contributor
Size worn:
L
Usually wears: 10
Height: 5' 5"
Body type: Apple
Weight: 160lbs
Browse Robyn 's reviews
June 13th, 2025
Very comfortable

Top Contributor
Size worn:
L
Overall fit:
True to Size
Usually wears: 12
Height: 5' 10"
Bust size: 36DDD/E
Body type: Full Bust
Browse Lauri's reviews
June 22nd, 2025
Nice dress

Top Contributor
Size worn:
L
Overall fit:
True to Size
Rented for:
Date
Usually wears: 10
Height: 5' 5"
Bust size: 36DDD/E
Body type: Full Bust
Weight: 140lbs
Browse Amy's reviews
June 10th, 2025
Slinky Silhouette

This dress has a very slinky, fluid quality to it that makes it flattering on the body. The way the fabric drapes and moves creates a smooth silhouette, gently hugging the figure in a way that shapes without clinging too tightly. It mostly conceals small bumps or uneven areas around the midsection it offers a bit of forgiveness while still maintaining a tailored, body-conscious fit. Visually, the overall effect of the dress leans toward a more polished, almost formal look. However, because the material is polyester, it doesn’t feel overly delicate or fussy. Instead, it strikes a versatile balance—you could easily dress it up with heels and accessories for an evening event or wear it more casually with flats or a blazer for a daytime outing or dinner. It’s not showy or flamboyant, which adds to its adaptability. The design is subtly elegant, with enough structure to feel sophisticated but enough give to make it comfortable and wearable across different settings.

Top Contributor
Size worn:
S
Overall fit:
Large
Usually wears: 4
Height: 5' 6"
Bust size: 32DDD/E
Body type: Athletic
Weight: 120lbs
Browse Ann's reviews
May 31st, 2025
Runs big

Top Contributor
Size worn:
S
Overall fit:
True to Size
Usually wears: 4
Height: 5' 4"
Bust size: 34C
Body type: Hourglass
Browse Alicia's reviews
July 18th, 2025
Meh

I wanted work maxi but got chic funeral

Top Contributor
Size worn:
M
Overall fit:
True to Size
Rented for:
Everyday
Usually wears: 8
Height: 5' 5"
Bust size: 36D
Body type: Hourglass
Weight: 160lbs
Browse Mea's reviews
July 9th, 2025
Fine?

The picture is cuter than the dress on the body. There’s little shape and it’s boring. Fine for running errands when I didn’t care but not worth your swap

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