GSI Outdoors 75242 Blue Mountain Infinity Backpacker Mug

A major leap forward in clean and green plastics, Infinity is an ultra-lightweight, completely recyclable, BPA-free alternative to Polycarbonate resins. With exceptional clarity, jewel-like brilliance and 25 percent weight savings over polycarbonate; its beauty is truly inspired. Furthermore, Infinity will not absorb food odors like other plastics and will not leach plasticizers or other chemicals into either food or beverage.