Zoot Womens Performance Tri Tank Body: 80% Nylon / 20% Spandex, 193gm2 Mesh: 86% Polyester / 14% Spandex, 219gm2 Lining: 81% Nylon / 19% Spandex, 185gm2 Performance Endura fabric to help you stay dry and comfortable Built-in bra for integrated support and performance Dual side pockets for nutrition storage 10 (25.4cm) Cam Lock zipper with soft-finish zipper binding