Nike Pro Combat Hyperwarm Compression Mock - RoyalThe Nike Pro Combat Core Therma Mock is designed to keep you warm, even when it's not. It uses a brushed polyester Dri-FIT technical fabric for maximum warmth and to help keep you dry. Compression fit provides support and helps keep you warm. Mock neck construction and sleeve cuffs help retain heat. Flat seam construction helps reduce chafing, and ergonomic seams were designed for movement. Nike Pro Combat jock tag at front left hem and Dri-FIT trademark heat transfer at front right hem. Embroidered Swoosh design trademark on left neck.