An ultralight women's merino wool T-shirt for training in warm to hot conditions, the Amplify Short Sleeve Low Crewe provides soft comfort with unparalleled ventilation. Fabric Main: 130gm2 jersey corespun, 52% Merino, 35% TENCEL, 13% Nylon. Fabric Mesh: 135gm2 eyelet corespun, 51% Merino, 35% TENCEL, 14% Nylon. Cool-Lite - A lightweight and breathable fabric blend that is designed to wick moisture away from the body. Eyelet mesh back and underarm gusset for full ventilation. Underarm gusset for mobility. Offset shoulder seams prevent pack rub. Drop tail hem for added coverage. Fit: Regular.