Burton Women's Expedition 1/4 Zip Tops 93% Polyester/7% Spandex Imported DRYRIDE ultra WICK Expedition 300 with stretch 360 degree for Unlimited mobility and agion Stink-Proof finish Chafe-Free chin guard and Soft lock seams for comfort Zip venting Thumbhole cuffs Extra long body: strap in without your shirt Un-Tucking