Under Armour Men's Freedom ArmourVent Shorts 100% Polyester Imported Through UA Freedom we are committed to a minimum donation of 250,000 annually to support First Responders, Military Personnel, Law Enforcement Officers & Veterans Durable woven body fabric is light & breathable Micro-mesh upper back panel delivers superior ventilation 4-way stretch construction moves better in every direction Material wicks sweat & dries really fast