Limited Edition TempShield™Our unique double wall vacuum insulation protects temperature for hours. Cold drinks stay icy cold and hot drinks stay piping hot so you can stay refreshed for any adventure. Made with 18/8 pro-grade stainless steel to ensure pure taste and no flavor transfer - and the durable construction stands up for whatever life brings.Our proprietary powder coat means an easy-grip, sweat-free, and extra-durable bottle that you can take anywhere.