The Armortec Long Sleeve Shirt D3O was built with athletes in mind. This protective top is made of durable athletic spandex with an array of mesh vents located along the sides, and underarms. The protective D3O padding is the newest in protective technology and is located in 9 sports on this top, as shown above. The durable and breathable material combined with the low profile D3O padding makes this top the perfect protection for snowboarders, skiers, mountain bikers, BMX and stuntmen.