Microfiber blend stretch Back closure: 3 column, 2 row hook and eye Previously Power Yogi Sports Bra. Convertible, seamfree underwire sports bra Cups are foam-lined to provide support and stability Keeps you cool and dry with moisture-wicking fabric Shoulder straps adjust in back for comfort Convertible straps to criss-cross position The Natori Yogi Convertible Sports Bra 731050 is made with foam lined cups to provide support and stability. You will love this convertible, seamfree underwire sports bra. This bra features shoulder straps adjust in back for comfort. Materials: 85% Coolmax polyester, 15% Lycra; cup lining: 100% polyester