New without tag - never worn. The long-sleeve shirt is size XL and the pants are L. Hot Chillys says: Made with a special two-layer soft jersey knit, these thermal base layer pants and shirt are sure to keep you warm when you need it most. Pepper Bi-Ply is a tried-and-true favorite choice for comfort while protecting against the cold. You'll experience long-lasting durability and unparalleled warmth, so you can focus on your day.