Zoot Sports Women's Performance Tri Tank Body: 80% Nylon / 20% Spandex, 193gm2/Inset: 82% Polyester / 18% Spandex, 200gm2 / Inset 2: 86% Polyester / 14% Spandex, 219gm2/ Lining: 81% Nylon / 19% Spandex, 185gm2 Imported Reflective details for visibility in low-light conditions Performance Endura fabric to help you stay dry and comfortable Built-in bra with separating Cam Lock zipper for easy on-off SeamLink stitch construction ensures next-to-skin comfort, minimizes chafing and stretches with fabric UPF 50+ sun protection