Independent UK guide to large shoe sizes

Size 9 Flip-Flops for Women: Where to Buy in the UK

navy rubber toe-post flip-flops on a weathered wooden deck
AI-generated illustration made for this guide, not a product from any shop listed.

Quick answer: at UK 9 we found 13 shops, but at seven of them the list is toe-post sandals only. True flip-flops remain at Next, Marks and Spencer, Crocs and ASOS, and at Havaianas as 41/42, charted as UK 8.5/9. Birkenstock, FitFlop, Crispins Shoes, Shoe Zone, Simply Be, JD Williams and Very offer toe posts or thong sandals, with Wide (E) and Extra Wide (EEE) at Simply Be and JD Williams. Office has one item at 9.

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  • Shops compared13
  • Toe posts only at7 of the 13
  • EU size43
  • Foot length for UK 9271 to 272 mm

Nine is where the flip-flop starts to give way to the toe post. Simply Be and JD Williams have no item left under their Flip Flop filters, only under Toe Post, and Very’s filter holds one thong wedge plus a Mary Jane shoe that should not be there. Several ranges end at this size, including FitFlop’s Lulu, Marks and Spencer’s Flip Flops category and Office’s filter. For a true flip-flop, start with Next, Marks and Spencer or Crocs. For a wide foot, the toe posts are the place to look, because we could not tie a wide fit to any true flip-flop here.

We checked each shop’s own website on 31 October 2026. Filters were read at Next, Very, Marks and Spencer, Office, Simply Be and JD Williams, product pages at FitFlop, Crocs and Birkenstock, and store data at Crispins Shoes. Birkenstock’s availability by size could not be read. Havaianas’ chart is an image, read through search results. Next and Very refused further reads, so their details are what we saw before that. Delivery and returns terms were read on 30 or 31 October. We did not check prices, and availability changes daily.

Where to buy size 9 flip-flops: 13 shops compared

Thirteen UK shops that list women's flip-flops or toe posts in size 9, compared on what they list, type, fits, delivery and returns
ShopAt 9 (UK)TypeFits at 9Delivery and returnsLink
NextTrue flip-flopsA few: Square Toe, Animal Swish, Reef, VionicBoth
  • Standard Fit
  • Wide Fit on Vionic Eva
Next-day delivery £4.95, free to a store; returns within 28 days, free in store or £2.50 by post.See Next
Marks and SpencerA few: Teva, Crocs, REEF; top of its rangeFlip-flopNot checked£3.99, free over £75; returns within 28 days (14 for sale items), free by post or in store, though orders under £10 or all-sale orders collected in store usually cannot be posted back.See Marks and Spencer
CrocsCrocband Flip, whole sizesFlip-flopNot checked£4.95; product pages offer free delivery from £39.99; free returns within 30 days with a prepaid label, except final sale.See the Crocband Flip
ASOSCrocband Flip as joint 8-9 or 9-10Flip-flopNot checked£4.50, free over £40; returns within 28 days, free for account holders under its Fair Use Policy, £3.95 for guest orders. This style's seller is Gardiner Bros, so check its terms on the page.See ASOS
HavaianasSlim and Top as 41/42, charted UK 8.5/9Flip-flop, doubled sizeNot checkedFree delivery over £50 (site banner; charge below not read); returns within 30 days, unworn and unwashed with tags, with £4.90 deducted for drop-off or £7.00 for home pickup.See the Havaianas Slim
BirkenstockGizeh and Mayari, EU 43Toe post
  • Regular
  • Narrow
Royal Mail delivery, free for members over £100 (non-member charge not read); free returns within 30 days.See the Gizeh
FitFlopLulu Leather Toe-Posts; top of its rangeToe postNot checkedFree over £99 (charge below not read); free returns and exchanges, return window not read.See the Lulu
Crispins ShoesOne style: Gabor Spiritual, whiteToe postNot checked£6.50, free over £250; UK returns within 14 days, unworn, at your cost (no free returns).See Crispins Shoes
Shoe ZoneA few Lilley toe postsToe postNot checkedNext-day delivery, free from £10 (£2.99 below); unworn returns within 12 months, free to a store or £2.50 by post.See Shoe Zone
Simply BeExtra wideValencia, Carlota, PaolaToe post
  • Wide (E)
  • Extra Wide (EEE)
£4.99 standard delivery; free returns within 28 days with its own return options, and exceptions apply.See Simply Be
JD WilliamsExtra wideValencia, Carlota, Cushion Walk, Yale, PaolaToe post
  • Wide (E)
  • Extra Wide (EEE)
£3.99 standard delivery; free returns within 28 days with its own return options.See JD Williams
VeryOne style: wide fit thong wedgeToe post
  • Wide Fit
£3.99, free from £75; free returns within 28 days, unused and in the original packaging.See Very
OfficeOne item, not named; top of its filterNot readNot checked£3.99, free over £80 (not on sale items); returns within 28 days (14 for sale items), free to a store or £2.95 deducted by courier.See Office

Toe posts and thong sandals count, and the Type column names them. Office’s filter shows one item that we did not read. “Not checked” means we did not record that detail. Delivery and returns are the standard UK terms read on 30 or 31 October 2026, as shown in search results where marked.

The shops in more detail

Next

Next's Flip Flop filter held a few styles at 9: its Square Toe Flip Flops in rose gold, blue and black, a Blush Pink Arch Support Square Toe, Animal Swish, Reef Sunny Alisah and a Vionic Eva Wide Fit Toe Post. adidas Adilette Lumia Sliders show in the same filter, and they are not flip-flops. Next refused further reads, so this is what we saw before that. Next-day delivery is £4.95, or free to a store, and returns within 28 days are free in store or £2.50 by post.

At 9
A few true flip-flops
Fits
Standard; Wide on Vionic
Returns
28 days; free in store, £2.50 by post
See size 9 at Next

Marks and Spencer

Marks and Spencer's Flip Flops category ends at 9, with a few styles when we checked: Teva Olowahu, Crocs Getaway and Miami, and REEF Cushion and Santa Ana. Its chart gives 272 mm and EU 43. Delivery is £3.99, free over £75, and returns within 28 days (14 for sale items) are free by post or in store, though orders under £10 or all-sale orders collected in store usually cannot be posted back.

At 9
A few brand styles
Range
Stops at 9
Returns
28 days (14 for sale items); free, with exemptions
See size 9 at Marks and Spencer

Crocs

Crocs' Women's size tab on the Crocband Flip includes 9, and navy was not greyed out. It comes in whole sizes, and this one style runs on to 10. UK delivery is £4.95, and product pages offer free delivery from £39.99, though its FAQ gives no threshold. Returns within 30 days of delivery are free with a prepaid Royal Mail label, except final sale items.

At 9
Crocband Flip
Half sizes
None
Returns
30 days, free; final sale excluded
See the Crocband Flip

ASOS

ASOS shows the Crocband Flip in black in joint sizes around here, 8-9 and 9-10. The seller and shipper is Gardiner Bros, so check the terms on the page. ASOS's own delivery is £4.50, free over £40 or with Premier. Its returns within 28 days are free for account holders under its Fair Use Policy, and £3.95 for guest orders.

At 9
Joint 8-9 or 9-10
Returns
28 days; free for account holders
See the Crocband Flip at ASOS

Havaianas

The women's Slim and the unisex Top both list 41/42, which one list charts as UK 8.5/9, as shown in search results. Another list puts 41/42 at about 7.5/8 and 43/44 at about 9/10, so read the shop's chart before choosing. Every size of the black Slim showed as available. Its site banner offers free delivery over £50, and we did not read the charge below that. Returns within 30 days must be unworn and unwashed with tags, and £4.90 is deducted for a drop-off return or £7.00 for a home pickup.

Sizes
Doubled, 41/42
Chart
Two lists disagree
Returns
30 days; £4.90 or £7.00 deducted
See the Havaianas Slim

Birkenstock

The Gizeh Birko-Flor lists 9 (EU 43), alongside Mayari thong sandals. This is Birkenstock's last whole size for toe posts on the women's filter, as the labels above it are 9.5, 10.5 and 11.5. We could not read availability by size on the page. Standard delivery is by Royal Mail, free for members over £100, and we did not read the charge for non-members. The product page offers free returns within 30 days.

At 9
Gizeh, Mayari
Above 9
Half sizes only
Returns
30 days, free
See the Gizeh Birko-Flor

FitFlop

Nine is the top of FitFlop's Lulu Leather Toe-Posts, and of the Shop By Size menu we read, which was the outlet one. White could be picked at 9. Standard delivery is free over £99, and we did not read the charge below that. Returns and exchanges are free on all orders, but we did not read the return window.

At 9
Lulu, top size
Returns
Free; window not read
See the Lulu Toe-Posts

Crispins Shoes

One toe post was available at 9: the Gabor Spiritual in white leather, which otherwise showed only at 12. Treat it as last pairs. Standard delivery is £6.50, free over £250. UK returns within 14 days must be unworn, and they are at your cost, as it offers no free return service.

At 9
Gabor Spiritual, white
Returns
14 days, at your cost
See Crispins Shoes sandals

Shoe Zone

Shoe Zone's size 9 sandals list shows Lilley Black and Cream Flat Strappy Toe Post Sandals, a few styles in all. Toe posts reach 9 here, and what it shows at 10 is an Adults EVA clog sandal. Home delivery is next day, free from £10 (£2.99 below). Unworn returns are accepted within 12 months, free to a store or £2.50 by post.

At 9
Lilley toe posts
Returns
12 months, unworn; free to a store, £2.50 by post
See size 9 at Shoe Zone

Simply Be

Simply Be has nothing under its Flip Flop filter at 9, where the filter falls back to the whole sandal list. Its Toe Post filter holds the Valencia Leather Toe Post Low Wedge, Carlota Leather Toe Hardware Footbed and Paola Toe Loop Heeled Sandals, in Wide (E) and Extra Wide (EEE). Standard delivery is £4.99. Returns within 28 days are free through its own return options, though exceptions apply and other carriers are at your cost.

At 9
Toe posts only
Fits
E, EEE
Returns
Free within 28 days (own options)
See toe posts at Simply Be

JD Williams

JD Williams' Toe Post filter goes a little further than Simply Be's, adding the Cushion Walk Blue Woven Toe-Post and Yale Intricate Leather Toe Post to the Valencia, Carlota and Paola. Fits are Wide (E) and Extra Wide (EEE), and its Flip Flop filter has no item at this size. Standard delivery is £3.99, and returns within 28 days are free through its own return options.

At 9
Toe posts only
Fits
E, EEE
Returns
Free within 28 days (own options)
See toe posts at JD Williams

Very

Very's flip-flops filter held one thong sandal at 9, The Very Collection Wide Fit Thong Wedge in beige, beside a Yours Mary Jane shoe that does not belong there. Very refused further reads, so this is what we saw before that. Standard delivery is £3.99, free from £75, and returns within 28 days are free if unused and in the original packaging.

At 9
One thong wedge
Returns
Free within 28 days
See size 9 at Very

Office

Office's women's flip-flops filter stops at 9, with one item there. We did not read which one, so we cannot name a style. Delivery is £3.99, free over £80, not counting sale items. Returns within 28 days (14 for sale items) are free to a store, or £2.95 is deducted by courier.

At 9
One item, not named
Returns
28 days (14 for sale items); free in store, £2.95 by courier
See Office flip-flops

Ranges that end at 9

  • FitFlop: the Lulu Toe-Posts and the Shop By Size menu we read both stop here.
  • Marks and Spencer: its Flip Flops category holds nothing above 9.
  • Office: its women’s flip-flops filter stops here.
  • Simply Be and JD Williams: toe posts end here, and at 10 their sandal lists show only Crocs clogs.
  • Shoe Zone: toe posts reach 9, and the items at 10 are clog sandals.
  • Very: its flip-flops filter at 10 falls back to the whole sandal list, so we count nothing there.
  • Birkenstock: 9 is its last whole size on the women’s filter, followed by half sizes.

Our size 10 flip-flops guide covers the four shops that go on.

Sold out or not confirmed at 9

Long Tall Sally, Yours and Evans all list the White Woven Toe Post at 9EEE, but it was sold out, so none of them counts here. Pavers’ navy Skechers toe post does not offer a 9, and we did not open its aqua or black. Joules’ filter stops at 8, as shown in search results, and Clarks’ Sliders and Flip Flops page has no results at 9.

Half sizes around 9

Birkenstock’s 9.5 is the one half size we can name here, as a label on its thong sandals filter. Havaianas charts 41/42 as UK 8.5/9 on one list, so its doubled size takes in the half size below. Crocs lists whole sizes only, and we did not read 8.5 or 9.5 at the other shops.

Wide fits and slides at 9

Every wide fit we found at 9 is a toe post. Simply Be and JD Williams list Wide (E) and Extra Wide (EEE), Next has the Vionic Eva, and Very its thong wedge. Yours’ chart gives a joint of 258 mm for E and 270 mm for EEE at UK 9, and Marks and Spencer’s gives 262 mm for Standard (D) and 272 mm for Wide Fit (E). Slides are a separate matter. Simply Be’s Slider filter holds them at 9 and Next’s flip-flop filter shows adidas Adilette Lumia Sliders, but neither counts here.

How to measure your feet for size 9 flip-flops

Marks and Spencer gives 272 mm for a UK 9, and Long Tall Sally and Yours 271 mm. For Marks and Spencer, 9 is the last row of the women’s chart.

How to measure your foot length A foot on a sheet of paper with the heel against a wall. A line marks the tip of the longest toe, and the distance from the wall to that line is the foot length in millimetres. Wall Foot length, mm 1 Heel against the wall 2 Mark your longest toe 3 Measure wall to mark, both feet
Measure both feet in the evening, when they are at their largest, and use the longer one.
  1. Measure on paper with your heel against a wall, on both feet.
  2. Take the longer foot and compare it with the figures above.
  3. For Havaianas, use its own chart rather than a UK number, as its sizes are doubled.

UK 9 in EU and US sizes

ShopEUUSFoot length
Marks and Spencer43Not given272 mm
JD Williams and Simply Be4311Not given
Next (filter label)43Not givenNot given
Birkenstock (Gizeh)43Not givenNot given
Long Tall Sally4211271 mm
Yours4211271 mm

Long Tall Sally and Yours are here for length, as they have nothing available at 9. Havaianas’ 41/42 is its own doubled size rather than an EU label for a UK 9.

Our picks for size 9

We pick from the facts in the table, not from prices or reviews, which we have not checked.

  • A plain true flip-flop: Next’s Square Toe Flip Flops in black or blue.
  • An extra wide toe post: the Valencia Leather Toe Post Low Wedge at Simply Be or JD Williams.
  • A leather toe post from a women’s range: the Gabor Spiritual in white at Crispins Shoes, while it lasts.
  • Free returns and exchanges: FitFlop’s Lulu.
  • A flip-flop that also comes in 10: Crocs’ Crocband Flip.

More size 9 guides

Frequently asked questions

Are there true flip-flops at size 9?

Yes, at Next, Marks and Spencer, Crocs and ASOS, and at Havaianas as 41/42. At seven of the 13 shops the list is toe-post sandals only.

Why do Simply Be and JD Williams show toe posts at 9?

Nothing is left under their Flip Flop filters at 9, and choosing that filter falls back to the whole sandal list. Their Toe Post filters still hold wide styles.

Is a Havaianas 41/42 a UK 9?

One list charts it as UK 8.5/9, as shown in search results, and another as about 7.5/8. The two differ by one UK size, so read the shop's chart.

Does Birkenstock have a size 9.5 toe post?

Its women's filter shows 9.5. We could not read availability by size, and above that it goes to 10.5 and 11.5, with no whole 10 or 11.

Do Long Tall Sally or Yours list toe posts at 9?

The White Woven Toe Post lists 9EEE, but it was sold out at Long Tall Sally, Yours and Evans when we checked, so we do not count them.

Shops were checked on their own websites on 31 October 2026, and delivery and returns terms on 30 or 31 October 2026. Where we say so, details come from a shop’s own pages as shown in search results. We did not check Amazon UK’s listings.

Other sizes: size 8 flip-flops, size 10 flip-flops, or the full large flip-flops for women guide.