Bikini period underwear

The classic mid-rise cut, and the most common style in the category. Bikini period underwear sits below the belly button with moderate coverage - the everyday default most brands build their widest absorbency range on.

Everyday wear across the cycle. Because nearly every brand offers a bikini in several tiers, it is the easiest cut to match to your exact flow - filter by what each pair actually holds below.

Every bikini in stock, highest capacity first

Thinx All-Day Bikini

Thinx

All-Day Bikini

All Day· 100 mLData quality grade A, brand publishes mL

Sizes 9-10–15-16

$19

View details
Thinx Active Mesh Bikini

Thinx

Active Mesh Bikini

All Day· 100 mLData quality grade A, brand publishes mL

Sizes 9-10–15-16

$19

View details
Thinx Everyday Comfort Bikini

Thinx

Everyday Comfort Bikini

All Day· 100 mLData quality grade A, brand publishes mL

Sizes XS–4X

$20

View details
Thinx 3-Pair All-Day Bikini Kit

Thinx

3-Pair All-Day Bikini Kit

All Day· 100 mLData quality grade A, brand publishes mL

Sizes 9-10–15-16

$57

View details
Knix Ultra Leakproof Zones+® Bikini - Sale40% off

Knix

Ultra Leakproof Zones+® Bikini - Sale

Ultra· 63–99 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXXL–XXXXL

$21.60$36

View details
Knix Ultra Leakproof Zones+® Bikini - Last Call40% off

Knix

Ultra Leakproof Zones+® Bikini - Last Call

Ultra· 63–99 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$21.60$36

View details
Knix SuperPlus Leakproof® No-Show Bikini

Knix

SuperPlus Leakproof® No-Show Bikini

Ultra· 63–99 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$36

View details
Knix Super Leakproof® No-Show Bikini - Original - Last Call30% off

Knix

Super Leakproof® No-Show Bikini - Original - Last Call

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$20.30$29

View details
Knix Super Leakproof® No-Show Bikini - Original - Sale30% off

Knix

Super Leakproof® No-Show Bikini - Original - Sale

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

Sizes XL–XXXXL

$20.30$29

View details
Knix Teen Super Leakproof® No-Show Bikini

Knix

Teen Super Leakproof® No-Show Bikini

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXS–XXL

$27

View details
Knix Super Leakproof Cotton Bikini

Knix

Super Leakproof Cotton Bikini

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$29

View details
Knix Super Leakproof® No-Show Bikini 3-Pack - Last Call31% off

Knix

Super Leakproof® No-Show Bikini 3-Pack - Last Call

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

$60$87

View details
Knix Super Leakproof® No-Show Bikini 3-Pack22% off

Knix

Super Leakproof® No-Show Bikini 3-Pack

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXL

$75$96

View details
Knix Teen Super Leakproof® No-Show Bikini 3-Pack7% off

Knix

Teen Super Leakproof® No-Show Bikini 3-Pack

Heavy· 36–63 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXS–XXL

$75$81

View details
Modibodi Classic Bikini 5 Pack30% off

Modibodi

Classic Bikini 5 Pack

Super· 50 mLData quality grade A, brand publishes mL

$174.96$249.95

View details
The Period Company The Bikini Period. in SportyStretch™ For Heavy Flows

The Period Company

The Bikini Period. in SportyStretch™ For Heavy Flows

Heavy· 45 mLData quality grade B, converted from tampon counts

Sizes XS–4X

$10.50

View details
The Period Company The Teen Period. Bikini in SportyStretch™ For Heavy Flows

The Period Company

The Teen Period. Bikini in SportyStretch™ For Heavy Flows

Heavy· 45 mLData quality grade B, converted from tampon counts

Sizes S–L

$10.50

View details
The Period Company The Teen Period. Bikini in FlowStretch™ For Heavy Flows

The Period Company

The Teen Period. Bikini in FlowStretch™ For Heavy Flows

Heavy· 45 mLData quality grade B, converted from tampon counts

Sizes M–L

$12

View details
The Period Company The Bikini Period. in FlowStretch™ For Heavy Flows

The Period Company

The Bikini Period. in FlowStretch™ For Heavy Flows

Heavy· 45 mLData quality grade B, converted from tampon counts

Sizes XS–2X

$12

View details
The Period Company The Bikini Period. in Organic Cotton For Heavy Flows

The Period Company

The Bikini Period. in Organic Cotton For Heavy Flows

Heavy· 45 mLData quality grade B, converted from tampon counts

Sizes XS–6X

$14

View details
Knix Leakproof Cotton Bikini - Sale30% off

Knix

Leakproof Cotton Bikini - Sale

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XL–XXXXL

$17.50$25

View details
Knix Leakproof Cotton Bikini - Last Call28% off

Knix

Leakproof Cotton Bikini - Last Call

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$18$25

View details
Knix Leakproof UltraThin No-Show Bikini - Sale30% off

Knix

Leakproof UltraThin No-Show Bikini - Sale

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XL–XXXXL

$18.90$27

View details
Knix Leakproof UltraThin No-Show Bikini - Last Call30% off

Knix

Leakproof UltraThin No-Show Bikini - Last Call

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$18.90$27

View details
Knix Leakproof Cotton Modal Bikini - Last Call31% off

Knix

Leakproof Cotton Modal Bikini - Last Call

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$20$29

View details
Knix Teen Leakproof Cotton Bikini

Knix

Teen Leakproof Cotton Bikini

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXS–XXL

$22

View details
Knix Teen Leakproof UltraThin No-Show Bikini

Knix

Teen Leakproof UltraThin No-Show Bikini

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXS–XXL

$24

View details
Knix Leakproof UltraThin No-Show Bikini

Knix

Leakproof UltraThin No-Show Bikini

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXXXL

$27

View details
Knix Leakproof UltraThin No-Show Bikini Shimmer 3-Pack - Last Call35% off

Knix

Leakproof UltraThin No-Show Bikini Shimmer 3-Pack - Last Call

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXL

$52.50$81

View details
Knix Teen Leakproof UltraThin No-Show Bikini 3-Pack10% off

Knix

Teen Leakproof UltraThin No-Show Bikini 3-Pack

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXS–XXL

$65$72

View details
Knix Teen Leakproof UltraThin Bikini Holiday 3-Pack13% off

Knix

Teen Leakproof UltraThin Bikini Holiday 3-Pack

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XXS–XXL

$65$75

View details
Knix Leakproof UltraThin No-Show Bikini 3-Pack16% off

Knix

Leakproof UltraThin No-Show Bikini 3-Pack

Moderate· 18–36 mLData quality grade C, conflicting / unconfirmed claim

Sizes XS–XXL

$68$81

View details
Modibodi Classic Bikini Moderate Cashew10% off

Modibodi

Classic Bikini Moderate Cashew

Moderate· 30 mLData quality grade A, brand publishes mL

Sizes US 4/XS–US 2/2XS

$40.49$44.99

View details
Modibodi ModiComfort Seamless Teen Hipster Bikini Moderate Enchanted Green 2 Pack10% off

Modibodi

ModiComfort Seamless Teen Hipster Bikini Moderate Enchanted Green 2 Pack

Moderate· 30 mLData quality grade A, brand publishes mL

$62.98$69.98

View details
Modibodi ModiComfort Seamless Teen Hipster Bikini Moderate Black 2 Pack10% off

Modibodi

ModiComfort Seamless Teen Hipster Bikini Moderate Black 2 Pack

Moderate· 30 mLData quality grade A, brand publishes mL

$62.98$69.98

View details
Modibodi ModiComfort Seamless Teen Hipster Bikini Moderate Black 3 Pack15% off

Modibodi

ModiComfort Seamless Teen Hipster Bikini Moderate Black 3 Pack

Moderate· 30 mLData quality grade A, brand publishes mL

$89.22$104.97

View details
Modibodi ModiComfort Seamless Teen Hipster Bikini Moderate Enchanted Green 3 Pack15% off

Modibodi

ModiComfort Seamless Teen Hipster Bikini Moderate Enchanted Green 3 Pack

Moderate· 30 mLData quality grade A, brand publishes mL

$89.22$104.97

View details
Modibodi Teen Hipster Bikini 5 Pack30% off

Modibodi

Teen Hipster Bikini 5 Pack

Moderate· 30 mLData quality grade A, brand publishes mL

$139.96$199.95

View details
The Period Company The Bikini Period. in Microfiber For Medium Flows

The Period Company

The Bikini Period. in Microfiber For Medium Flows

Medium· 20 mLData quality grade B, converted from tampon counts

Sizes XS–6X

$12

View details
Saalt Leakproof Cotton Bikini

Saalt

Leakproof Cotton Bikini

Heavy· 20 mLData quality grade B, converted from tampon counts

Sizes XXS–4XL

$29

View details
WUKA WUKA Ultimate™ Bikini - Heavy

WUKA

WUKA Ultimate™ Bikini - Heavy

Heavy· 20 mLData quality grade A, brand publishes mL

Sizes 2XS–XL

$31

View details
Modibodi Sensual Hi Waist Bikini Light Cashew10% off

Modibodi

Sensual Hi Waist Bikini Light Cashew

Light· 20 mLData quality grade A, brand publishes mL

Sizes US 4/XS–US 22/6XL

$44.99$49.99

View details
Knix Light Leakproof No-Show Mesh Bikini - Last Call40% off

Knix

Light Leakproof No-Show Mesh Bikini - Last Call

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XS–XXXXL

$15$25

View details
Knix Light Leakproof Luxe Modal Bikini - Last Call30% off

Knix

Light Leakproof Luxe Modal Bikini - Last Call

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XS–XXXXL

$17.50$25

View details
Knix Light Leakproof Lace Bikini - Last Call30% off

Knix

Light Leakproof Lace Bikini - Last Call

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XS–XXXXL

$17.50$25

View details
Saalt Leakproof Comfort Bikini44% off

Saalt

Leakproof Comfort Bikini

Regular· 15 mLData quality grade B, converted from tampon counts

Sizes XXS–4XL

$20$36

View details
Knix Teen Light Leakproof No-Show Bikini

Knix

Teen Light Leakproof No-Show Bikini

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XXS–XXL

$22

View details
Knix Light Leakproof No-Show Bikini

Knix

Light Leakproof No-Show Bikini

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XS–XXXXL

$25

View details
WUKA WUKA Ultimate™ Bikini - Medium

WUKA

WUKA Ultimate™ Bikini - Medium

Medium· 15 mLData quality grade A, brand publishes mL

Sizes XXS–L

$25

View details
Saalt Leakproof Seamless Bikini

Saalt

Leakproof Seamless Bikini

Regular· 15 mLData quality grade B, converted from tampon counts

Sizes XXS–4XL

$36

View details
Knix Light Leakproof No-Show Bikini 3-Pack - Last Call30% off

Knix

Light Leakproof No-Show Bikini 3-Pack - Last Call

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XS–XXXXL

$42$60

View details
Knix Light Leakproof No-Show Bikini 3-Pack20% off

Knix

Light Leakproof No-Show Bikini 3-Pack

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XS–XXL

$60$75

View details
Knix Teen Light Leakproof No-Show Bikini 3-Pack9% off

Knix

Teen Light Leakproof No-Show Bikini 3-Pack

Light· 5–15 mLData quality grade B, converted from tampon counts

Sizes XXS–XXL

$60$66

View details
Ruby Love Teen Period Underwear - Bikini | Black17% off

Ruby Love

Teen Period Underwear - Bikini | Black

Sizes XXS–LG

$18.99$22.99

View details
Ruby Love Teen Period Underwear - Bikini | Cream17% off

Ruby Love

Teen Period Underwear - Bikini | Cream

Sizes XXS–LG

$18.99$22.99

View details
Ruby Love Women's Period Underwear - Bikini | Classic Ruby20% off

Ruby Love

Women's Period Underwear - Bikini | Classic Ruby

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Rose Quartz20% off

Ruby Love

Women's Period Underwear - Bikini | Rose Quartz

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Navy20% off

Ruby Love

Women's Period Underwear - Bikini | Navy

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Sapphire20% off

Ruby Love

Women's Period Underwear - Bikini | Sapphire

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Latte20% off

Ruby Love

Women's Period Underwear - Bikini | Latte

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Cream20% off

Ruby Love

Women's Period Underwear - Bikini | Cream

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Black20% off

Ruby Love

Women's Period Underwear - Bikini | Black

Sizes SM–8XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Jade20% off

Ruby Love

Women's Period Underwear - Bikini | Jade

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Period Underwear - Bikini | Floral20% off

Ruby Love

Period Underwear - Bikini | Floral

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Hot Pink20% off

Ruby Love

Women's Period Underwear - Bikini | Hot Pink

Sizes SM–3XL

$19.99$24.99

View details
Ruby Love Women's Period Underwear - Bikini | Teal20% off

Ruby Love

Women's Period Underwear - Bikini | Teal

Sizes SM–3XL

$19.99$24.99

View details
Knix Teen Period Emergency Kit - Bikini13% off

Knix

Teen Period Emergency Kit - Bikini

$40$46

View details
Modibodi Teen Hipster Boyleg & Bikini Midnight Purple Check 2 Pack10% off

Modibodi

Teen Hipster Boyleg & Bikini Midnight Purple Check 2 Pack

$80.98$89.98

View details
Modibodi Sensual Hi Waist & Seamfree Bikini 2 Pack10% off

Modibodi

Sensual Hi Waist & Seamfree Bikini 2 Pack

$98.98$109.98

View details
Knix Teen Leakproof Starter Kit - Bikini16% off

Knix

Teen Leakproof Starter Kit - Bikini

$99$118

View details
Knix 24/7 Leakproof Kit - Bikini20% off

Knix

24/7 Leakproof Kit - Bikini

$120$150

View details
Knix Teen First Period Kit - Bikini25% off

Knix

Teen First Period Kit - Bikini

$144$192

View details
Knix Teen All Day All Night Kit - Bikini25% off

Knix

Teen All Day All Night Kit - Bikini

$148.50$198

View details
Modibodi Classic Bikini Multi-Absorbency 5 Pack30% off

Modibodi

Classic Bikini Multi-Absorbency 5 Pack

$167.96$239.95

View details
Knix Teen Complete Cycle Kit - Bikini18% off

Knix

Teen Complete Cycle Kit - Bikini

$179$219

View details
Modibodi Sensual Hi Waist Bikini Multi-Absorbency 5 Pack30% off

Modibodi

Sensual Hi Waist Bikini Multi-Absorbency 5 Pack

$202.96$289.95

View details

Other cuts

Cut sorted - now match the capacity

You know you want a bikini. Tell the translator your flow and it picks the covering tier, so you can match cut and capacity at once.