10 Best Step One Period Pants in UK 2025
Updated on 06/11/2025
#1
Recommended
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- Main body made of 95% cotton and 5% spandex, with a breathable bamboo fiber crotch for comfort and hygiene
- 4-Layer Leakproof Technology and extended crotch design effectively prevent leaks, suitable for heavy flow days
- Designed for teen girls to alleviate period anxiety, available in M, L, and XL sizes with clear sizing for optimal fit
- Durable and machine washable, retaining shape and elasticity after 100+ washes for long-term use
- Reusable and washable, offering a sustainable alternative to disposable feminine hygiene products, reducing waste and saving money
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- Main body made of 95% cotton and 5% spandex, with a breathable bamboo fiber crotch for comfort and hygiene
- 4-Layer Leakproof Technology and extended crotch design effectively prevent leaks, suitable for heavy flow days
- Designed for teen girls to alleviate period anxiety, available in M, L, and XL sizes with clear sizing for optimal fit
- Durable and machine washable, retaining shape and elasticity after 100+ washes for long-term use
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#2
Value for Money
30% Off
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- Up to 30ML leakage protection with absorbent layers from stride to hip, ensuring dryness and preventing stains on sheets or clothing.
- Mid-rise waist design for comfort, made from soft elastic fabric suitable for various body types.
- Durable 1.2-inch wide waistband offers good elasticity without causing discomfort.
- Soft and elastic period underwear provides leak-proof protection and is reusable, ensuring confidence during activity.
- Machine washable; can be air-dried or tumble dried on low heat.
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- Up to 30ML leakage protection with absorbent layers from stride to hip, ensuring dryness and preventing stains on sheets or clothing.
- Mid-rise waist design for comfort, made from soft elastic fabric suitable for various body types.
- Durable 1.2-inch wide waistband offers good elasticity without causing discomfort.
- Soft and elastic period underwear provides leak-proof protection and is reusable, ensuring confidence during activity.
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#3
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- BIKINI BRIEF THAT FEELS INVISIBLE AGAINST YOUR SKIN - game-changing ultra breathable Step One underwear for women that blend style, comfort, and movement for well-fitting ladies underwear that's so soft it feels like you're wearing nothing at all
- LIKE A TIGHT HUG FOR YOUR BUM - with an irresistibly soft waistband designed to fit like a glove, the women's underwear comfortably cradles your booty so you forget you're even wearing any underwear at all
- PAMPERS YOUR SENSITIVE SIDE - made from naturally hypoallergenic and skin-friendly material which makes it perfect for feeling your best when running errands or lounging at home
- KEEPS YOU COOL & FRESH - the moisture wicking viscose made from bamboo underwear removes sweat keeping you cool and dry at all times, no more stickiness in your ladies briefs when you're working out or chilling in the sun
- DESIGNED IN AUS - to keep you looking and feeling good down under, Step One boxers are ethically made with organic fabric so it's just as good for the world as it is for your behind
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- BIKINI BRIEF THAT FEELS INVISIBLE AGAINST YOUR SKIN - game-changing ultra breathable Step One underwear for women that blend style, comfort, and movement for well-fitting ladies underwear that's so soft it feels like you're wearing nothing at all
- LIKE A TIGHT HUG FOR YOUR BUM - with an irresistibly soft waistband designed to fit like a glove, the women's underwear comfortably cradles your booty so you forget you're even wearing any underwear at all
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#4
30% Off
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- Absorbs up to 30ML of fluid, ensuring leak-proof protection while keeping you dry and confident.
- Features a mid-high waisted design for comfort and a fit that accommodates various body types.
- Durable 1.2-inch waistband offers good elasticity without feeling too tight.
- Made from soft, elastic fabric, these reusable period underwear are designed for absorbency and leak protection without leaving marks.
- Can be machine washed and dried, maintaining their functionality after repeated use.
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- Absorbs up to 30ML of fluid, ensuring leak-proof protection while keeping you dry and confident.
- Features a mid-high waisted design for comfort and a fit that accommodates various body types.
- Durable 1.2-inch waistband offers good elasticity without feeling too tight.
- Made from soft, elastic fabric, these reusable period underwear are designed for absorbency and leak protection without leaving marks.
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#5
9% Off
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- 5-pack of soft cotton menstrual briefs designed for teenagers
- Leak-proof design for enhanced protection during menstruation
- Washable and reusable, offering an eco-friendly alternative
- Suitable for girls aged 8-16 years, specifically in size L
- Brand: Rovtop
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- 5-pack of soft cotton menstrual briefs designed for teenagers
- Leak-proof design for enhanced protection during menstruation
- Washable and reusable, offering an eco-friendly alternative
- Suitable for girls aged 8-16 years, specifically in size L
- Brand: Rovtop
#6
7% Off
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- Absorbs up to 30ML, designed for girls aged 8-18, providing leak-proof protection for heavy menstrual flow during the night.
- Mid-high waisted design with elastic fabric for enhanced comfort and fit across various body types.
- Durable 1.2-inch wide waistband ensures longevity while providing lightweight and comfortable support.
- Made from 95% cotton and 5% elastic, offering a soft feel with high elasticity for comfort.
- Machine washable; suitable for both low-heat drying and natural air drying.
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- Absorbs up to 30ML, designed for girls aged 8-18, providing leak-proof protection for heavy menstrual flow during the night.
- Mid-high waisted design with elastic fabric for enhanced comfort and fit across various body types.
- Durable 1.2-inch wide waistband ensures longevity while providing lightweight and comfortable support.
- Made from 95% cotton and 5% elastic, offering a soft feel with high elasticity for comfort.
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#7
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- FOR HEAVY FLOW: Innersy period pants high waist have been tested to absorb 20ml instantly and 50ml at maximum, equivalent to 4 tampons, ideal for day and night wear without worrying about staining your trousers and sheets
- ANTI-SIDE-LEAKS: Innersy menstrual underwear has a waterproof layer on the inner legs to prevent side leakage, the most common occurrence during menstruation. Our period shorts provide protection for sleeping and daily movement, giving you peace of mind
- RAPIDLY ABSORBENT CROTCH: Innersy period boxers use twill fabric at crotch, liquids can penetrate inner absorbent layer as quickly as possible, keeping the surface dry. These washable, reusable period panties can be worn alone, eliminating the need for disposable products, economical and sustainable
- MULTIPLE SITUATIONS: Innersy period underwear can be served as postpartum underwear, C section recovery underwear and washable incontinence pants, catch little accidents when you cough, laugh, sneeze. They can also be used as underskirt shorts, protecting your modesty under dresses and skirts
- TAG-FREE & WASH WELL: Innersy period boyshort pants have no sewn-in labels, only printed label inside the leakproof underwear. Rinse in cold water, then machine wash gently at 30℃, do not tumble dry, air drying is recommended for better durability
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- FOR HEAVY FLOW: Innersy period pants high waist have been tested to absorb 20ml instantly and 50ml at maximum, equivalent to 4 tampons, ideal for day and night wear without worrying about staining your trousers and sheets
- ANTI-SIDE-LEAKS: Innersy menstrual underwear has a waterproof layer on the inner legs to prevent side leakage, the most common occurrence during menstruation. Our period shorts provide protection for sleeping and daily movement, giving you peace of mind
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#8
23% Off
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- Reusable, washable, period-proof knickers that are as stylish and comfortable as your regular underwear - absorbs menstruation blood even better than a tampon or pad (up to 3 changes of tampons/pads) Confidently protects against odour and a moderate, steady flow with occasional gushes for up to 12 hours - TriTech Performance with 3 absorbent layers that keep you fresh, dry, and secure Bleed, wash, repeat: retains its quality through 50 machine washes at 40°C or lower, tumble dryer-compatible (avoid bleach and fabric softener) Rinse off excess blood in cold water, then wash with your load (avoid fabric softener)
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- Reusable, washable, period-proof knickers that are as stylish and comfortable as your regular underwear - absorbs menstruation blood even better than a tampon or pad (up to 3 changes of tampons/pads) Confidently protects against odour and a moderate, steady flow with occasional gushes for up to 12 hours - TriTech Performance with 3 absorbent layers that keep you fresh, dry, and secure Bleed, wash, repeat: retains its quality through 50 machine washes at 40°C or lower, tumble dryer-compatible (avoid bleach and fabric softener) Rinse off excess blood in cold water, then wash with your load (avoid fabric softener)
#9
20% Off
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- 3-layer leak-proof design prevents side leaks during sleep and daily activities when used with sanitary products.
- High-waisted design provides comfort and better protection during menstruation, with breathable fabric for freedom of movement.
- Made of 95% natural cotton and 5% spandex, ensuring a soft, skin-friendly wearing experience with an elastic fit.
- Machine washable below 40°C for easy cleaning; hand washing and air drying recommended for optimal leak-proof performance.
- Size chart available for accurate sizing based on waist and hip measurements; assistance offered for any sizing inquiries.
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- 3-layer leak-proof design prevents side leaks during sleep and daily activities when used with sanitary products.
- High-waisted design provides comfort and better protection during menstruation, with breathable fabric for freedom of movement.
- Made of 95% natural cotton and 5% spandex, ensuring a soft, skin-friendly wearing experience with an elastic fit.
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#10
62% Off
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- Reusable menstrual knickers that are as stylish and comfortable as your regular underwear - absorbs menstruation blood even better than a tampon or pad (up to 3 changes of tampons/pads) Provides protection against odour and a moderate, steady flow with occasional gushes for up to 12 hours - TriTech Performance with 3 absorbent layers that keep you fresh, dry, and secure Retains its quality through 50 machine washes at 40°C or lower - rinse off excess blood in cold water, then wash with your load (avoid fabric softener)
Read More
- Reusable menstrual knickers that are as stylish and comfortable as your regular underwear - absorbs menstruation blood even better than a tampon or pad (up to 3 changes of tampons/pads) Provides protection against odour and a moderate, steady flow with occasional gushes for up to 12 hours - TriTech Performance with 3 absorbent layers that keep you fresh, dry, and secure Retains its quality through 50 machine washes at 40°C or lower - rinse off excess blood in cold water, then wash with your load (avoid fabric softener)
