Top Picks
£25.50 PRETTYLITTLETHING

HANNAH’S PICK
MILANOO100% Cotton Backless Maxi Slip Dress for Women - Boho Tie Shoulder V Neck A-Line Sun Dress - Summer Beach Holiday 2026
£31.15
£20.25 MILANOO

FIONA’S PICK
MILANOOCotton Sleeveless Babydoll Dress for Women - Boho V Neck Backless A-line Mini Sun Dress - Summer Beach Vacation 2026
£26.48
£13.24 MILANOO

LAUREN’S PICK
MILANOOHalter Backless Maxi Dress for Women - Apricot Boho Side Slit Tassel Tie Loose Fit Cotton Sundress - Summer Beach Resort 2026
£31.15
£18.69 MILANOO
How we pick
Quick word on how this list was made. Ellie, Hannah, Fiona, Lauren and Maggie picked their favourites from the cotton backless dress we found across loads of UK shops. No sponsored spots, no brand deals, just what they'd buy with their own money. We keep a mix of prices so there's something whether you're treating yourself or being sensible this month, and we limit how many come from one retailer. Stock and prices update regularly from each shop, so if something's gone, it's sold out rather than hidden.
Under £5020 pieces
PRETTYLITTLETHING
Petite Vintage Wash Rounded Hem Halterneck Denim Top
£16.00 PRETTYLITTLETHINGPRETTYLITTLETHING
Stone Embroidered High Neck Backless Mini Dress
£15.50 PRETTYLITTLETHINGPRETTYLITTLETHING
Shape Olive Cotton Shoulder Pad Drape Backless Mini Dress
£25.50 PRETTYLITTLETHING
MADE IN PARADIS
Women's halter dress Urban Classics
£12.55 MADE IN PARADISPRETTYLITTLETHING
Nude Perky Pear® Mini Lifts
£7.80 PRETTYLITTLETHINGPRETTYLITTLETHING
Indigo Backless Covered Button Detail Denim Top
£12.50 PRETTYLITTLETHING
INSTOCK
Adjustable Low Back Bra Strap Converter Backless V Conversion Solution
£1.99 INSTOCKPRETTYLITTLETHING
Sale WatcherWhite Woven Ring Detail Halterneck Shift Mini Dress
£12.00 PRETTYLITTLETHING

6cotton backless dress on sale right nowSee them all →PRETTYLITTLETHING
Petite Taupe Backless Halterneck Maxi Dress
£11.00 PRETTYLITTLETHINGPRETTYLITTLETHING
Light Blue Halterneck Puffball Lightweight Denim Mini Dress
£12.50 PRETTYLITTLETHINGPRETTYLITTLETHING
Lemon Halterneck Puffball Lightweight Denim Mini Dress
£13.00 PRETTYLITTLETHINGPRETTYLITTLETHING
Pink Woven Ring Detail Halterneck Shift Mini Dress, baby pink
£12.00 PRETTYLITTLETHING−15%

MILANOO
Ballet Dress Black Women's Kid's Ballerina Lace Pleated Artwork Backless Cotton Blend Jumpsuit Jumpsuit performance wear
£13.74 £11.68 MILANOO−50%

MILANOO
Cotton Sleeveless Babydoll Dress for Women - Boho V Neck Backless A-line Mini Sun Dress - Summer Beach Vacation 2026
£26.48 £13.24 MILANOO−50%

MILANOO
Cotton Mini Shift Dress for Women - Casual Scoop Neck Backless Sleeveless Tunic Shift Dress with Pockets - Summer Beach 2026
£28.04 £14.02 MILANOO−45%

MILANOO
White Eyelet Backless Mini Dress For Women - Boho Flare Sleeve Fit And Flare Cotton Sundress - Summer Beach Vacation 2026
£28.31 £15.57 MILANOO−40%

MILANOO
Halter Backless Maxi Dress for Women - Apricot Boho Side Slit Tassel Tie Loose Fit Cotton Sundress - Summer Beach Resort 2026
£31.15 £18.69 MILANOO−45%

MILANOO
Royal Blue 100% Cotton Women's Maxi Dress - Criss Cross Backless Strappy Sundress - V-neck Summer Beach Vacation Dress 2026
£33.98 £18.69 MILANOO−35%

MILANOO
100% Cotton Backless Maxi Slip Dress for Women - Boho Tie Shoulder V Neck A-Line Sun Dress - Summer Beach Holiday 2026
£31.15 £20.25 MILANOOFREE PEOPLE
Take The Twist Midi Dress by free-est at Free People in Black, Size:
£88.00 FREE PEOPLEWorth the splurge4 pieces
FREE PEOPLE
Angel Maxi Dress by free-est at Free People in Buttercream, Size: Large
£108.00 FREE PEOPLE
MONSOON
Par & Escala Romance Backless Print Maxi Dress Camel
£135.00 MONSOONANTHROPOLOGIE
By Anthropologie Backless Sheer Midi Dress
£128.00 ANTHROPOLOGIE−19%

MISSPAP
Ermanno Scervino Women's Pink Halter Backless Midi Plain Dress
£430.86 £349.00 MISSPAPMore like this
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