Put on this Boulder Long Sleeve Shirt, and you'll be putting on an all-season, all-weather garment that can help you take on the world when the world isn't at its best. The fabric blend is designed to deliver both comfort and toughness. The 85% cotton is soft and breathable on your skin to release excess heat without letting too much of the day's chill get to you. The 15% polyester adds quick-drying, wrinkle-resistant toughness to the design. This shirt features a flatback rib knit, reverse of fabric in v-notch, rolled shoulders, self-fabric collar and embroidered claw logo on the chest. Material: Cotton, Polyester.