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Black Wedding Guest Dress – Off-Shoulder Maxi Dress with Slit

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Polyester with natural stretch

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Off-shoulder with a thigh slit

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7 colours, sizes S-XL — black, burgundy, navy and more

Regular Price
$39.06
Sale Price
$39.06
Regular Price
Sold Out
Unit Price
per 

Color: Navy

Size: S

Use the charts below to find your size. All measurements are body measurements, not garment measurements — measure yourself and match to the closest size.

Please note: Fit varies by cut, fabric and stretch, even within the same size. Where a product page lists its own measurements or a fit note, always follow those first. If you are between sizes, size up in woven fabrics and size down in heavy stretch.

Women's Clothing

Tops, dresses, jackets and knitwear.

Size US UK EU Bust (in) Bust (cm) Waist (in) Waist (cm) Hip (in) Hip (cm)
XS 0–2 4–6 32–34 31–32 78–83 24–25 60–65 33–35 84–89
S 4–6 8–10 36–38 33–34 83–88 26–27 65–70 35–37 89–94
M 8–10 12–14 40–42 35–37 88–94 28–30 70–76 37–39 94–100
L 12–14 16–18 44–46 37–40 94–101 30–33 76–83 39–43 100–108
XL 16–18 20–22 48–50 40–43 101–109 33–36 83–91 43–46 108–116
2XL 20–22 24–26 52–54 43–46 109–117 36–39 91–99 46–49 116–124
3XL 24–26 28–30 56–58 46–49 117–125 39–42 99–107 49–52 124–132

Denim & Jeans

Denim is sized by waist. Many of the brands we carry — including Judy Blue, RISEN and KanCan — label sizes as a number followed by the waist measurement, for example 7(28).

Denim Size Waist (in) Waist (cm) Hip (in) Alpha
0 (24) 24 61 34 XS
1 (25) 25 64 35 XS
3 (26) 26 66 36 S
5 (27) 27 69 37 S
7 (28) 28 71 38 M
9 (29) 29 74 39 M
11 (30) 30 76 40 L
13 (31) 31 79 41 L
14W (32) 32 81 43 XL
16W (34) 34 86 45 XL
18W (36) 36 91 47 2XL
20W (38) 38 97 49 2XL
22W (40) 40 102 51 3XL
24W (42) 42 107 53 3XL
Tummy-control denim: Styles with a tummy-control waistband run more generous than standard denim. If you are between sizes in these, size down — the compression panel adds structure and takes up the extra room.

How to Measure

Use a soft tape measure over your underwear, not over clothing. Keep the tape level and snug, but not tight enough to compress.

  1. Bust — measure around the fullest part of your bust, keeping the tape level across your back.
  2. Waist — measure around the narrowest part of your natural waist, usually just above the belly button. Don't hold your breath.
  3. Hip — stand with your feet together and measure around the fullest part of your hips and seat.
  4. Inseam — measure from the top of your inner thigh down to where you want the hem to fall, in the shoes you plan to wear.

Still Between Sizes?

If you land between two sizes, the fabric decides it:

  • Woven, non-stretch (most shirts, blazers, structured dresses) — size up.
  • Heavy stretch (leggings, ponte, tummy-control denim) — size down.
  • Oversized or relaxed styles — take your usual size; the extra room is already built in.

Still not sure? Email info@easthillscasuals.com with the item and your measurements and we'll tell you which size to order. Returns are free and easy for 30 days, so it's fine to order two sizes and send one back.

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Black Wedding Guest Dress in an Off-Shoulder Maxi

Black at a wedding used to raise eyebrows. Now it is the most reliable choice in the room — it photographs cleanly, it sits alongside any colour scheme, and nobody has ever accused it of upstaging the bride. This one is an off-shoulder maxi with a thigh slit, cut in a polyester with enough stretch to sit down in.

  • Off-shoulder neckline: bare shoulders, without a strapless bodice to keep pulling up.
  • Thigh slit: movement through a long skirt, for the aisle and the dance floor both.
  • Polyester with stretch: drapes rather than clings, and resists creasing on the way there.
  • Black, plus six more: burgundy, navy, green, coffee brown, apricot and purple.
  • Sizes S to XL.

What to wear it with

Black carries almost any metal — gold for warmth, silver for a cooler evening look. A heeled sandal for a summer reception, a closed pump once it turns cold, and a wrap within reach for an outdoor ceremony.

Fit note

Off-shoulder styles sit best when the bodice is snug, so if you are between sizes, take the smaller one. The size guide has the full range.

More styles in wedding guest dresses.

Black Wedding Guest Dress – Off-Shoulder Maxi Dress with Slit
Black Wedding Guest Dress – Off-Shoulder Maxi Dress with Slit
$39.06
Color:  Navy color
Size:  S
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WHY IT'S WORTH KEEPING.

What goes into every piece we stock…

FABRICS THAT LAST

Chosen for weight, softness and recovery — so pieces keep their shape wash after wash.

TRUE SIZE RANGE

Full size runs from XS through 3XL, cut for real bodies rather than stretched from a sample size.

FLATTERING SILHOUETTES

Proportioned to skim rather than cling, with rises and lengths that work across body types.

FIT HELP BEFORE YOU BUY

Detailed size charts, honest fit notes, and free 30-day returns if the size isn't right.

WE THINK YOU’LL ALSO LOVE…

Looking for more like this? Check out these fab pieces.

Frequently Asked Questions

The things shoppers actually worry about — answered.

VIP Deals & Updates
FREE SHIPPING OVER $50
Easy 30-Day Returns
Inclusive Size Range