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Stylist-approved designs to elevate your look.

Shop Kit Undergarments

New Arrivals

The Lounge Kit
The Lounge Kit
$99 $128
Kit Undergarments Organic Cotton Tank Bralette in Buttercup, 95% organic cotton, 5% spandex
Organic Cotton Tank Bralette
$42
Kit Undergarments Organic Cotton Bikini Brief in Buttercup, 95% organic cotton, 5% spandex
Organic Cotton Bikini Brief
$25
Kit Undergarments Sleep Shirt in Buttercup, 100% cotton
Sleep Shirt
$56
Kit Undergarments Boxer Short in Buttercup, 100% cotton
Boxer Short
$46
Kit Undergarments Organic Cotton Tank Bralette in Poppy, 95% cotton, 5% spandex
Organic Cotton Tank Bralette
$42
Kit Undergarments Organic Cotton Bikini Brief in Cinnamon, Sand, Buttercup, Jade, and Forget Me Not, 95% organic cotton, 5% spandex
Organic Cotton Bikini Brief Bundle
$99 $125
Kit Undergarments Sleep Shirt in French Stripe, 100% cotton
Sleep Shirt
$56
Kit Undergarments Boxer Short in French Stripe, 100% cotton
Boxer Short
$46
Kit Undergarments Organic Cotton Tank Bralette in Forget Me Not, 95% organic cotton, 5% spandex
Organic Cotton Tank Bralette
$42
Kit Undergarments Organic Cotton Bikini Brief in Forget Me Not, 95% organic cotton, 5% spandex
Organic Cotton Bikini Brief
$25
Kit Undergarments Striped Crew Socks in Gin Fizz and Chocolate, 79% tencel, 19% nylon, 2% spandex
Striped Crew Sock
$26
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With a combined 20 years of styling some of Hollywood's biggest female talent — including Kim Kardashian, Adele, Miley Cyrus, and Kate Hudson — Jamie Mizrahi and Simone Harouche know it's what's underneath that matters most. And now with the relaunch of Kit Undergarments, sold exclusively on ThirdLove.com, we’re bringing their styling expertise to your top drawer.

Meet Jamie & Simone
Loungewear
Loungewear
Soft bras
Soft bras
Shop all
Shop all
Your top drawer is about to look real nice.