The GSI Lexan Glacier Blue 12oz Cup is perfect for your next trip into the backcountry. A solid, durable camp cup is hard to find. GSI Outdoors answered the call with the lightweight and durable Lexan Cup. Throw it in your pack, and throw your worries out the proverbial window. This camping cup stands up to abuse without adding extra weight. With its graduated design, you can stack multiple Lexan Cups and keep camp organized.