3 års produktgaranti
- check_circle Top-rated & recommended by thousands of women
- check_circle Multi-layer protection for heavy periods & leaks – day and night
- check_circle Locks in liquid and odour – nothing reaches your clothes
- check_circle Looks & feels like regular, stylish underwear
Size guide
| Size | Waist | Hip | Rise |
|---|---|---|---|
| UK 6 to 8 (S) | 62–68 cm | 88–94 cm | 26 cm |
| UK 10 to 12 (M) | 68–74 cm | 94–100 cm | 27 cm |
| UK 14 to 16 (L) | 74–82 cm | 100–108 cm | 28 cm |
| UK 18 to 20 (XL) | 82–90 cm | 108–116 cm | 29 cm |
| UK 22 to 24 (2XL) | 90–100 cm | 116–126 cm | 30 cm |
| UK 26 to 28 (3XL) | 100–110 cm | 126–136 cm | 31 cm |
Couldn't load pickup availability
-
Emma L
Show more Show lessHonestly, I didn't think they'd make much difference. But these knickers absorb much better than anything else I've tried. It's so nice not having to change my protection all the time or worry about stains on my clothes, and being able to move freely all day.
Emma L
-
Tyra S
Show more Show lessI was sceptical at first because I'd tried several different products that still leaked, but these knickers work really well. Nothing leaked through.
Tyra S
-
Jasmine R
Show more Show lessI usually worry on long days when I can't change straight away. These let me relax.
Jasmine R
-
Siri V
Show more Show lessI used to worry about my period starting earlier than expected. But I don't have to worry about that any more.
Siri V
-
Erika M
Show more Show lessI was nervous that it wouldn't work, but Scarlet Flow exceeded my expectations. The protection is reliable, the design is great, and I feel comfortable all day, every day.
Erika M

Pay securely with Klarna
Pay quickly and securely with Klarna at Scarlet.
Thousands of happy customers
Thousands of happy customers have already chosen Scarlet!
Fast, tracked delivery
Every order is sent with tracking, so you can follow your parcel in real time.
Customer support Monday to Friday
Have a question? Get in touch and we'll help you within 24 hours.