Dri-Fit Sport Clash Training TankThis Nike Sport Clash Hooded Sleeveless Top takes breathability to the next level. Almost the entire garment is made from a soft knit mesh, which provides optimal ventilation where you need it most. Sports Clash In the heat of competition, athletes dig deep within themselves to keep the fire burning. The Sport Clash collection celebrates that fearless energy, with bold designs inspired by the characters we create to cultivate that competitive spirit.