The Fitz Roy Bison Responsibili-Tee is made from a comfortable and sturdy 50/50 blend of recycled cotton/postconsumer recycled polyester. The fabric reduces Patagonia's need for petroleum to make raw materials and cuts landfill and incinerator waste. Patagonia original art is screen-printed using inks that are PVC- and phthalate-free. Taped shoulder seams lend comfort and fit retention. Fair Trade Certified sewn. Patagonia’s T-shirt with the lowest carbon footprint Taped shoulder seams for comfort and fit retention Made with 100% recycled fabrics Screen-print inks are PVC- and phthalate-free Fair Trade Certified sewn Patagonia original art Weight: 213 g (7.5 oz)Materials: 5.6-oz 50% recycled cotton/50% postconsumer recycled polyester.