Our Long Sleeve Crew Neck T-Shirt is a classic & essential staple style. Crafted from 100% cotton, the casual style is perfect for layering under sweatshirts & knitwear, or for wearing on its own in the warmer months. Size Guide: Small: 36-38" Medium: 38-40" Large: 40-42" X-Large: 42-44" XX-Large: 45-47"