Eversoft ring spun cotton provides premium softness wash after wash. 60% Cotton, 40% Polyester Imported Pull On closure Machine Wash Male Model is 6’0” wearing a Size Medium. Female Model is 5’9” wearing size Small. EverSoft Ring Spun Cotton Provides Premium Softness Wash after Wash Double-needle stitching on the neck and hems for durability Ribbed collar, cuffs, and waistband that hold their shape Shoulder-to-shoulder neck tape for comfort and durability