The Manteen Great Gifts for Men!, Keeps Your Beverage Hot or Cold All Day, Stainless Steel Water Bottle, Double Walled Insulated Perfect for golf, camping, fishing, the gym, the office, and travel Great Gift idea for that "hard to buy for" man in your life You can put beer in it... Double Walled 18/8 (304) Stainless Steel to keep your beverage hot or cold all day 17oz Large Caliber Design, BPA free, Sweat Proof