Cool promotional Rambler Non-Leaking Bottle. It is a single wall stainless steel bottle with non-leaking function. Screw-on dual purpose lid with small and large openings for easy use and cleaning. Equipped with a carabineer to hook the bottle onto your bag and metal D-ring for easy carrying. Volume capacity is 700ml. Stainless steel and BPA free tritan copolyester. BPA free.