85% Polyamide, 15% Elastane. This underwire bra offers a 'barely-there' feel perfect for tight-fitting outfits, providing a sleek look, perfect fit, and comfortable wear. Features shaping underwire cups and adjustable straps for a customized fit. Designed to be invisible under clothing with double-layered sides for enhanced closeness. The fabric has a soft and silky feel against the skin. Can be matched with coordinating panties. OEKO-TEX® STANDARD 100, 93.0.3130 Hohenstein HTTI.