This 12 oz. size is perfect for any sparkling water, soft drink, or classic beer, ensuring that they stay refreshingly cold, just like they would from a cooler. Whether you're unwinding at camp, relaxing on a boat, or having fun anywhere, this size is the ideal choice. Durable double-wall stainless steel Double-wall vacuum insulation Load-and-Lock® twist-off gasket Fits standard 12 oz cans and bottles No Sweat™ design Dishwasher safe Mountain High were fast in shipping out my products. I appreciated the small note for using Mountain High that I received in one of the deliveries. Will use MH again