Coleman 24 oz. Carribean Sea Autoseal FreeFlow Stainless Steel Insulated Water Bottle 2148912 When it’s high noon and you can feel the sun beating down on you, don’t run back into the air conditioning – instead, reach for your AUTOSEAL free flow stainless steel water bottle. Made of double wall vacuum insulated 18/8 stainless steel, this free flow will keep your water cold and crisp for up to 58 hours with select models, even in the hottest temperatures. The free flow’s spill-proof AUTOSEAL locking lid.