Play with confidence in the Integrated Shirt, designed to help reduce the risk of injury while supporting peak performance. Strategic PolyShields(TM) protection over the shoulders and lower ribs helps dissipate impact, while the breathable, lightweight stretch fabric delivers flexible comfort that moves with you through every play. Product Features PolyShields(TM) provide targeted protection for the trapezius muscles, clavicles, and lower ribs. Helps dissipate impact while maintaining lightweight flexibility and comfort. Breathable polyester and spandex construction fits comfortably under any jersey or uniform. Machine-washable, weather-resistant design offers lasting durability. Made from 90% polyester, 10% spandex with proprietary PolyShields(TM) technology. Machine wash cold and air dry only. Do not bleach or machine dry.