Skip to content

Home/
Swim

Swim

Picture perfect suits that don’t sacrifice comfort for style, available in more cuts and colors than ever before.

Swim One-Pieces Swim Tops Swim Bottoms Leakproof Swim Swim Sets Accessories & Apparel Teen Swim

67 Items

Picture perfect suits that don’t sacrifice comfort for style, available in more cuts and colors than ever before - including amazing Leakproof options from the leader in period-proof intimates!

swim 1 pc

Swim One-Pieces

Swim Tops

Swim Tops

Swim Bottoms

Swim Bottoms

Leakproof Swim

Leakproof Swim

Swim Sets

Swim Sets

Accessories & Apparel

Accessories & Apparel

Teen Swim

Teen Swim

Contact Us Returns & Exchanges Shipping Product Testing and Safety FAQs Gift Card Balance

Rewards Size Guides Virtual Fittings Resources Store Locations

Story & Mission Sustainability & Philanthropy Careers Blog

Stay in the flow

Give $20Get $20

Privacy Policy
California Privacy Rights
Privacy Choices
Accessibility Statement

Help
Returns & Exchanges
Shipping
Size Guides
Rewards
Virtual Fittings
Gift Card Balance
FAQs
Contact Us
Virtual FittingsBOOK NOW
Refer a FriendLearn More
About
Knix FundLearn More
Careers at KnixLearn More
Story & Mission
Why Leakproof?
Virtual Fittings
Store Locations
Ambassador Program
Careers
Rewards
Refer a Friend
Stores
Gift Cards
Blog

New
Categories
Shop All New
Best Sellers
Swim
Thigh Saver® Shorts
Sexy Mesh Collection
Featured
Mix & Match to Save up to 25%
Introducing Gabrielle Union
Sport Your Period.
Let's Talk Perimenopause
Gabrielle UnionShop now
Swim CollectionShop Now
Leakproof Underwear
Shop by Absorbency
Ultra
Heavy
Medium
Light
Lightest
Zero
All Underwear
Shop by Style
High Rise
Thong
Bikini
Boyshort
French Cut
Shorts & Boxer Briefs
Thigh Savers
Cheeky
Reusable Pads
Mix & Match to SaveSave up to 25% off
Why Leakproof?SHOP NOW
Bras
Categories
All Bras
T-Shirt Bras
V-Neck Bras
Pullover Bras
Seamless Bras
Sports Bras
Maternity Bras
Find Your Fit
The Bra Guide
Take the Quiz
The Bra GuideLEARN MORE
NEW CitronSHOP NOW
Swim
Categories
All Swim
Swim One-Pieces
Swim Tops
Swim Bottoms
Leakproof Swimwear
Sets & Accessories
Cover Ups
Teen Period Swim
Shop by Color
Shop All
Mango
Seashell
Sea Lily
Oceana
Lush Green
Feline
Tropical Punch
Pink Pop
Black
Swim CollectionShop Now
Teen Period SwimSHOP NOW
Shapewear
Shop by Style
All Shapewear & Thigh Savers
Thigh Savers
Leakproof Shapewear
Tanks & Bodysuits
NEW Thigh SaversSHOP NOW
Leakproof ShapewearSHOP NOW
Active & Apparel
Active
All Active
Sports Bras
Leggings & Shorts
Active Tops
Swim
Athleisure
Apparel
All Apparel
Loungewear
Sleepwear
Tanks & Bodysuits
Wardrobe Heroes
Maternity
Swim
Accessories
MaternitySHOP NOW
SleepwearShop Now
Teen
Categories
All Teen
Teen Period Underwear
Teen Thigh Savers
Teen Period Swim
Teen Period Kits
Teen Period Activewear
Teen Thigh SaversSHOP NOW
Teen Period SwimSHOP NOW
Sale

Short Sleeve Zip One Piece Swimsuit

Short Sleeve Zip One Piece Swimsuit

Valeria’s Feeling Feline Set

Valeria’s Feeling Feline Set

One Shoulder One Piece Swimsuit

One Shoulder One Piece Swimsuit

Cinch Leakproof Shaper One Piece Swimsuit

Cinch Leakproof Shaper One Piece Swimsuit

+1

Rosette

Rosette

+1

Rosette

Rosette

+1

Isabelle is a 34DD, has 40" hips and wears a Knix size M

High Neck One Piece Swimsuit

Maya has 42" hips and wears a Knix size L

Leakproof Sculpt High Rise High Cut Swim Bottom

+3

Gabrielle has 48" hips and wears a Knix size XXL

Leakproof Sculpt High Rise High Cut Swim Bottom

+3

Jay is a 30F, has 36" hips and wears a Knix size XS+

Leakproof Classic One Piece Swimsuit

Jay is a 30F and wears a Knix size XS+

Scoop Bikini Top

+4

Maya has 43" hips and wears a Knix size L

Full Coverage Bikini Swim Bottom

Amber has 38" hips and wears a size M

Leakproof High Rise Bikini Bottom

Crochet-Knit Beach Dress

Crochet-Knit Beach Dress

Crochet-Knit Beach Skirt

Crochet-Knit Beach Skirt

Alex has 36.5" hips and wears a Knix size S

Ultra High Rise Bikini Swim Bottom

Beach Bombshell Bikini Set

Beach Bombshell Bikini Set

Valeria’s Rosey Romance Set

Valeria’s Rosey Romance Set

String Bikini Bottom

String Bikini Bottom

Adiya is a 36C, has 43" hips and wears a Knix size L

Deep V One Piece Swimsuit

Birds in Paradise Set

Birds in Paradise Set

Adiya has 43" hips and wears a Knix size L

Leakproof Swim Skirt

Triangle Bikini Top

Triangle Bikini Top

Deep V Bikini Top

Deep V Bikini Top

+2

Adiya is a 36C, has 43" hips and wears a Knix size L

Classic One Piece Swimsuit

Sultry String Bikini and Skirt Set

Sultry String Bikini and Skirt Set

Plunge Worthy Bikini Set

Plunge Worthy Bikini Set

Jay has 36" hips and wears a Knix size S

Leakproof Bikini Swim Bottom

+2

Sculpt High Rise High Cut Swim Bottom

Sculpt High Rise High Cut Swim Bottom

+5

Tsanna is a 32C and wears a Knix size S

Short Sleeve Zip Cropped Swim Top

One Shoulder Bikini Top

One Shoulder Bikini Top

Isabelle is a 34DD, has 40" hips and wears a Knix size M

Leakproof Deep V One Piece Swimsuit

Gabrielle has 48" hips and wears a Knix size XXL

Swim Short

Bikini Swim Bottom

Bikini Swim Bottom

+7

Totally Sporty Swim Set

Totally Sporty Swim Set

Confidence Covered Set

Confidence Covered Set

Worry-Free Bikini Set

Worry-Free Bikini Set

Leakproof Classic One Piece Set

Leakproof Classic One Piece Set

Totally Supported Swim Set

Totally Supported Swim Set

High Confidence Swim Set

High Confidence Swim Set

Plunge Worthy One Piece Set

Plunge Worthy One Piece Set

Tsanna has 34.5" hips and wears a Knix size S

Leakproof High Rise Swim Bottom

Jay has 36" hips and wears a Knix size XS/S

Sarong

+3

Vacation Mode Swim Set

Vacation Mode Swim Set

Trending Tankini Set

Trending Tankini Set

Poolside Shirt

Poolside Shirt

Maya has 42" hips and wears a Knix size L

Leakproof Swim Short

+1

Amber is a 34DD and wears a Knix size M

Tankini Top

Tjalise is a 34B, has 41" hips and wears a Knix size M

Leakproof Deep V One Piece Swimsuit - Long Torso

Tjalise is a 34B, has 41" hips and wears a Knix size M

Leakproof Classic One Piece Swimsuit - Long Torso

Adiya is a 36D and has 42" hips and wears a Knix size L

Leakproof Wrap One Piece

Gabrielle has 48" hips and wears a Knix size XXL

Poolside Shorts

Greis is a 34B and wears a Knix size M

High Energy Bikini Top

Jessie is a 38G and wears a Knix size XL+

Sculpt Bandeau Bikini Top

Teen Triangle Bikini Top

Teen Triangle Bikini Top

Jay is a 30F, has 36" hips and wears a Knix size XS

Relaxed Cotton Beach Shirt

Beach Tote

Beach Tote

Amber has 38" hips and wears a size M

Leakproof Classic Bikini Bottom

Teen Period Swim Sport One-Piece

Teen Period Swim Sport One-Piece

+1

Teen Period Swim Square Neck One-Piece

Teen Period Swim Square Neck One-Piece