"Lightweight and high-stretch unisex Flash Seamless Underwear long sleeve t-shirt with variable density compression areas for maximum comfort.   The long-sleeved t-shirt is made with seamless technology in soft polypropylene and stretch polyamide. The breathable properties of the fabric ensure excellent temperature control and keep the body feeling fresh and dry. The micro-hole construction facilitates transpiration in the areas of greatest need, while the three-dimensional construction on the shoulder gives support where the gun stock stands."