The Columbia Women's Titan Ultra II Long Sleeve Shirt is a top-rated bodysuit top for ultrarunning. It features Columbia's Omni-Wick technology, which wicks away sweat and keeps you dry and comfortable throughout your run. The lightweight and breathable fabric provide excellent ventilation, while the thumbholes keep the sleeves in place and offer added warmth. The UPF 30 sun protection rating protects your skin from harmful UV rays. Whether you're training for a race or going for a long run, this bodysuit top is a reliable choice for ultrarunners.