When 27 oz. just isn't enough, this is. The 40 oz. Klean Kanteen™ is great for long car trips, camping, a late-night session at the office, trip to the beach or any time you need to carry a lot of liquid and don't have the option of easy refills. BPA free. Weight: 11 oz. Limited quantity on tem #609660.|Sport Cap 3.0: Everything that the original Sport Cap has, plus: soft silicone spout delivers 25% higher flow rate, relief valve is "chirp" and "whistle" free, cap is leak resistant.