Chakara performance fabric's superior moisture management and shape retention meet form flattering style in the prAna Sabin Chakara Top. Chakara performance fabric, an internal shelf bra, and a wide racerback will support you during yoga practice or a challenging climb. Solid: 88% Supplex Nylon, 12% Lycra Spandex. Heathers: 48% Nylon, 45% Polyester, 7% Spandex. Fitted.