Schutt Protech Adult Protective Football Shirt Advanced cushioning technology delivers unprecedented protection, even over the AC joint Anatomical design enhances performance and comfort Compression construction supports muscles and wicks moisture, preventing fatigue and keeping you cool and dry Breathable mesh fabric uses an 80/20 ratio of polyester and Spandex for maximum air flow and moisture wicking Antimicrobial system resists the growth of odor-causing bacteria, mold, and mildew