Under Armour Women's Scent Control Tech Long Sleeve 100% Other Fibers Imported Under Armour Scent Control technology traps & suppresses odors so youre less detectable & more lethal Quieter, lighter & works up to 10X better than carbon Soft anti-pick, anti-pill fabric has a cleaner, snag-free finish Ergonomic flatlock seams allow you to move free without fear of chafing