Skip to content
  • New
  • Best Sellers
  • Tops
  • Bottoms
  • Bodysuits
  • Swim
  • Undies
  • Gift Card
  • Sale
  • All Tops
  • Camis
  • Tube Tops
  • Halters
  • Tees & Long Sleeves
  • Bodysuits
  • Boleros
  • All Bottoms
  • Shorts
  • Undies
  • All Underwear
  • Scoop Back Bra
  • Thongs
  • Low Rise Undies
  • High Rise Undies
  • All Swim
  • Perfect Scoop One Piece
  • Accessories
  • All Accessories
  • Hair Accessories
  • Hats
  • Totes
  • Other
  • 15% off Ballet Bolero Set
  • 3/$120 Bras
  • 3/$116 Camis
  • 3/$90 Low Rise Undies
  • 3/$95 High Rise Undies
  • All Ballet
  • Bolero
  • Thong
  • Tube top
  • Perfect Scoop Bodysuit
  • All Cotton Basics
  • Camis
  • Halter Tops
  • Long Sleeve
  • Low Rise Undies
  • High Rise Undies
  • Scoop Back Bra
  • Shorts
  • All Lounge Sets
  • Long Sleeve Set
  • Halter Set
  • Losiveck
  • Squeaks Chainstitch
  • Carly Andrews
  • Sunmelt
  • Sustainability & Ethics
  • Our community
  • Our Story
  • DIY Upcycled Scrunchie Sewing Tutorial
  • Our team | Earth Day 🌎
  • Our Studio
  • Raissa
  • Ali Chanel
  • Nakisa Kachingwe
  • Angela Trimbur
  • Lyric Mariah
  • Alix & Olivia
  • Sevahna
  • Carianne Older
  • Jaymee Pea
  • Lulu Erkeneff
  • Allie Clark
  • Summer Camp Catalog: Sophia Roud & Michael Hafferty
  • Demi Boelsteri aka Losiveck
  • Isaac Moraza aka Squeaks Chain Stitch
  • Carly Jean Andrews
  • SHIPPING / RETURN POLICY
  • FAQ
  • CONTACT
  • Account
Cart

Spend $200.00 more and get free shipping!

Your cart is empty

Free shipping on orders over $200

  • Shop BasicsShop Basics
    Shop All
    • New
    • Best Sellers
    • Tops
    • Bottoms
    • Bodysuits
    • Swim
    • Undies
    • Gift Card
    • Sale
    Tops
    • All Tops
    • Camis
    • Tube Tops
    • Halters
    • Tees & Long Sleeves
    • Bodysuits
    • Boleros
    Bottoms
    • All Bottoms
    • Shorts
    • Undies
    Underwear
    • All Underwear
    • Scoop Back Bra
    • Thongs
    • Low Rise Undies
    • High Rise Undies
    Swim
    • All Swim
    • Perfect Scoop One Piece
    • Accessories
    Accessories
    • All Accessories
    • Hair Accessories
    • Hats
    • Totes
    • Other

    New

    These styles just dropped!

    Gift Cards

    Available from $25-$300

  • Build your own 3-packBuild your own 3-pack
    Tencel™ Basics 3-Pack
    • 15% off Ballet Bolero Set
    Cotton Basic 3-Packs
    • 3/$120 Bras
    • 3/$116 Camis
    • 3/$90 Low Rise Undies
    • 3/$95 High Rise Undies

    Low Rise Undies 3-Packs

    3/$90

    Ballet Bundle

    Save 15%

  • COLLECTIONSCOLLECTIONS
    Ballet Basic Sets
    • All Ballet
    • Bolero
    • Thong
    • Tube top
    • Perfect Scoop Bodysuit
    Cotton Basic Sets
    • All Cotton Basics
    • Camis
    • Halter Tops
    • Long Sleeve
    • Low Rise Undies
    • High Rise Undies
    • Scoop Back Bra
    • Shorts
    Lounge Sets
    • All Lounge Sets
    • Long Sleeve Set
    • Halter Set
    Artist Collaborations
    • Losiveck
    • Squeaks Chainstitch
    • Carly Andrews
    • Sunmelt

    Ballet Bolero Sets

    Scoop Back Camis

  • OUR COMMUNITYOUR COMMUNITY
    OUR WORLD
    • Sustainability & Ethics
    • Our community
    • Our Story
    RAT BOI STUDIO
    • DIY Upcycled Scrunchie Sewing Tutorial
    • Our team | Earth Day 🌎
    • Our Studio
    MUSES
    • Raissa
    • Ali Chanel
    • Nakisa Kachingwe
    • Angela Trimbur
    • Lyric Mariah
    • Alix & Olivia
    • Sevahna
    • Carianne Older
    • Jaymee Pea
    • Lulu Erkeneff
    • Allie Clark
    ARTIST COLLABORATIONS
    • Summer Camp Catalog: Sophia Roud & Michael Hafferty
    • Demi Boelsteri aka Losiveck
    • Isaac Moraza aka Squeaks Chain Stitch
    • Carly Jean Andrews

    Sustainability

    Our Community

Currency
Currency
RAT BOI
  • Currency
    Currency

Scoop Back Cami

3/$116

Create your 3-Pack

Low rise undies

3/$90

CREATE YOUR 3-PACK

Scoop Back bra

3/$120

Create your 3-pack

High rise undies

3/$95

Create your 3-pack

jersey classic scrunchies

3/$25

Create your 3-pack

jersey bunny ear scrunchies

3/$30

Create your 3-pack

Low Rise Undies 3 for $90

Upgrade your underwear collection with our special offer when you purchase any three pairs of low rise underwear.  Here's how it works: select any three pairs of underwear from our collection, mix and match different styles and sizes to create your mini collection. When you checkout, you'll automatically receive a discount on your purchase.  Our Mix and Match Bundle Discount is perfect for those who want to upgrade their underwear game without breaking the bank.

Our cotton basic low rise underwear is made from premium, pre-washed cotton, and made from start to finish in los angeles so you don't have to compromise style for a clean conscience. 

Please note all undies are final sale for sanitary reasons.

Filters
Sort
LOW RISE UNDIES IN ONYXLOW RISE UNDIES IN ONYX

LOW RISE UNDIES IN ONYX

$34.00
LOW RISE UNDIES IN CHERRYLOW RISE UNDIES IN CHERRY

LOW RISE UNDIES IN CHERRY

$34.00
ORGANIC LOW RISE UNDIES IN CLOUDORGANIC LOW RISE UNDIES IN CLOUD

ORGANIC LOW RISE UNDIES IN CLOUD

$34.00
LOW RISE UNDIES IN BABY PINKLOW RISE UNDIES IN BABY PINK

LOW RISE UNDIES IN BABY PINK

$34.00
LOW RISE UNDIES IN BABY BLUELOW RISE UNDIES IN BABY BLUE

LOW RISE UNDIES IN BABY BLUE

$34.00
LOW RISE UNDIES IN SEALOW RISE UNDIES IN SEA

LOW RISE UNDIES IN SEA

$34.00
LOW RISE UNDIES IN BASALTLOW RISE UNDIES IN BASALT

LOW RISE UNDIES IN BASALT

$34.00
LOW RISE UNDIES IN SAN MARZANOLOW RISE UNDIES IN SAN MARZANO

LOW RISE UNDIES IN SAN MARZANO

$34.00
LOW RISE UNDIES IN AVOCADOLOW RISE UNDIES IN AVOCADO

LOW RISE UNDIES IN AVOCADO

$34.00
LOW RISE UNDIES IN HEATHER GREYLOW RISE UNDIES IN HEATHER GREY

LOW RISE UNDIES IN HEATHER GREY

$34.00
35%
LOW RISE UNDIES IN LILYLOW RISE UNDIES IN LILY

LOW RISE UNDIES IN LILY

$22.00 $34.00
35%
LOW RISE UNDIES IN HONEYSUCKLELOW RISE UNDIES IN HONEYSUCKLE

LOW RISE UNDIES IN HONEYSUCKLE

$22.00 $34.00
35%
LOW RISE UNDIES IN VINTAGE RIBBEDLOW RISE UNDIES IN VINTAGE RIBBED

LOW RISE UNDIES IN VINTAGE RIBBED

$22.00 $34.00
24%
LOW RISE UNDIES IN IRISLOW RISE UNDIES IN IRIS

LOW RISE UNDIES IN IRIS

$26.00 $34.00
35%
LOW RISE UNDIES IN ORCHIDLOW RISE UNDIES IN ORCHID

LOW RISE UNDIES IN ORCHID

$22.00 $34.00
LOW RISE UNDIES IN MOCHALOW RISE UNDIES IN MOCHA

LOW RISE UNDIES IN MOCHA

$34.00
LOW RISE UNDIES IN MORNING GLORYLOW RISE UNDIES IN MORNING GLORY

LOW RISE UNDIES IN MORNING GLORY

$34.00

RAT BOI

Waste Less, Wear More. Small batch apparel and intimates ethically made in Ventura, CA.

About

  • ABOUT
  • SUSTAINABILITY
  • OUR STUDIO
  • REVIEWS

?????

  • SHIPPING / RETURN POLICY
  • FAQ
  • CONTACT

MORE WAYS 2 SHOP

  • STOCKISTS
  • WHOLESALE
  • CUSTOM ORDERS
  • LOGIN HERE

THE FINE PRINT

  • PRIVACY POLICY
  • TERMS AND CONDITIONS

Newsletter

Subscribe to receive updates, access to exclusive deals, and more.

Currency
Currency
© RAT BOI

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Meta Pay
  • Google Pay
  • Mastercard
  • PayPal
  • Shop Pay
  • Venmo
  • Visa
x