Seamless Underwear

Feel confident in every layer with CSB Underwear designed to move with you. Made for stretch, comfort, and support, this collection features buttery-soft pieces including the best-selling CSB T String and CSB Seamless styles. Whether you're heading to the studio or lounging at home, every pair sits smooth under activewear—so you can move without distraction.

From ultra-light Seamless Underwear to breathable staples, CSB Underwear stays invisible under tights and fits like a second skin. With a barely-there feel and all-day hold, these aren't just base layers—they’re everyday must-haves. Explore CSB T Strings and more, only at Crop Shop Boutique.

Shop similar collections: All Women’s Activewear | Serenity Fabric | Underwear | Sleepwear | Tees & Tanks