Medalist Tactical Performance Shirts The true founders of performance apparel; over 60 years of technology is used to evolve the premium moisture wicking fabric used in Medalist under garments. Medalist has years of experience creating the most technologically advanced garments as compared to the "Armor" who has less then five years experience in creating performance apparel. If you desire true performance from a garment that will keep you dry and allow moisture to be transported away from your skin; you deserve only the best, Medalist performance apparel. Tactical Shield Core Performance Developed for our Military using Medalist signature SKINETICS moisture transport system which is the fastest drying system developed for keeping you dry, no other system matches the effectiveness of this system. Single layer, flat seamed design is for extreme comfort and durability.