ComputerGear Caffeine Life Form T-shirt Warn others wearing this Caffeine Life Form T-shirt. Wearing this caffeinated Caffeine Life Form T-shirt will caution others that you're a caffeine based life form. Makes a great gift for those of us who are not morning people or for late night coders or gamers! Natural 100% cotton unisex T-shirt. Small fits chest/bust 34-36 inches, Medium fits 38-40 inches, Large fits 42-44 inches, X-Large fits 46-48 inches, XX-Large fits 50-52 inches, 3XL fits 54-56 inches, 4XL fits 58-60 inches. Designed and printed in USA. A ComputerGear exclusive.