Show your support for the nation's top swimmers with the USA Swimming Tidal Tee II Long Sleeve T-Shirt from Columbia. Crafted with Omni-Wick technology, this top pulls moisture away from the body, ensuring you stay dry and comfortable whether you're at the pool or running errands. Omni-Shade UPF 50 sun protection shields you from harmful UVA and UVB rays as you cheer on USA Swimming.