Klim Guts n' Glory Tri-Blend Tee. A blend of polyester, cotton and rayon jersey for breathability, moisture-wicking comfort, and soft hand feel. Ribbed collar and taped shoulder seams for comfort and fit retention. Crewneck T-shirt. Custom Klim graphic on chest and back. Screen-print inks are PVC and phthalate-free. Klim woven label on sleeve. Regular fit. 50% polyester, 25% cotton, 25% rayon jersey | 4.5 ounce / square yard; 152 gsm.