Hit the trail at full speed in the prAna Marla Top, a stretchy and quick drying top that's ready for all terrain. An internal bra with removable cups will keep you secure, while an open back cools you down. Princess seaming on front body. Full coverage front. Open racerback detail at back. Interior shelf bra with removable modesty cups. Fitted. Shell: 87% Polyester, 13% Spandex. Trim: 55% Tactel Nylon, 40% Polyester, 5% Spandex.