Skims Fits Everybody T-Shirt Bra in Onyx Black. Size 36C. New with tag. The t-shirt bra that started it all. This classic foundation with demi coverage has 360-stretch technology for a custom-made fit even when you’re between sizes. Made of our signature buttery-soft fabric with a second-skin feel that makes you forget you’re wearing a bra. Offers unparalleled support with its lightly lined cups and flexible underwire that doesn’t dig. Features adjustable straps and a hook and eye closure in the back. 76% POLYAMIDE / 24% ELASTANE