Keeping your scent hidden and under control can mean the difference between going home with an animal or tagsoup. The Under Armour Women's ScentControl Tech Long Sleeve Top helps ensure that by utilizing UA's Scent Control Technology. This technology works extremely fast and helps suppress orders at the source rather than just masking. The shirt is made out of a soft anti-pick/pill polyester material that keeps you on the move comfortably all day without fear of chafing. This top is the secret weapon you've been holding out for! Features:Under Armour(R) Scent Control technology traps & suppresses odors so you're less detectable & more lethalQuieter, lighter & works up to 10X better than carbonSoft anti-pick, anti-pill fabric has a cleaner, snag-free finishErgonomic flatlock seams allow you to move free without fear of chafing Polyester