Hand-crafted American-made racing jersey 100% plated polyester construction with sublimated color blocking and graphics Front and back shoulder/yoke panels feature micro-ventilated weave for maximum cooling Topped with a comfortable woven round collar and extra-narrow cuffs These run tight for athletic builds Go up one size from your standard t-shirt, or two sizes up to fit comfortably over protective gear like elbow guards and under-the-jersey body armor. JERSEY GOOD TIMES LG