This multi-functional long-sleeve base layer set keeps you warm and dry, perfect for all winter activities. • Soft, channel-knit fabric • Channel-knitted fabric for optimal moisture transport • Flatlock seams that allow body movement SIZE: XS-XXL FABRIC: 100% Polyester Recycled *As a Swedish brand our products can fit long and lean. Sorry, but some say it is what makes us fast! So, if your normal fit is typically between sizes we suggest sizing up. Have any questions? Send us an email at [email protected] from Monday-Friday 9am – 5pm EST.