Gore Bike Wear Women's Oxygen FZ Long Lady Jersey, Berry Red/White, X-Large 86% NYLON, 14% ELASTANE, WHITE FABRIC: 76% POLYESTER, 24% ELASTANE, MESH: 100% POLYESTER Imported Open for business: Venting mesh panels in under arm area. Full-length zipper allows quick cooling adjustment. Tight fit 3-compartment back pocket, slightly tapered on side for easy access Zip pocket on back Full length zip with semi-lock slider Zip-underflap Mesh inserts in lower part of sleeve and in back 3-compartment back pocket, slightly tapered on side for easy access Zip pocket on back Full length zip with semi-lock slider Full-length zipper allows quick cooling adjustment