The Klean Kanteen Reflect 27oz water bottle is the ultimate expression of Klean and designed to last a lifetime. Crafted of high quality food grade 18/8 stainless steel, sustainably harvested bamboo, and food grade silicone. No paint. No plastic. Single wall stainless steel construction is lightweight, perfect for hydration and keeping drinks cold in the cooler or in the fridge. Electropolished interior and rounded corners make the Reflect 27oz water bottle easy to clean and maintain. The Stainless Steel Unibody Bamboo Cap is crafted from a single piece of stainless steel and finished with a beautiful piece of sustainably harvested bamboo. The stainless steel loop makes the bottle easy to hold and transport and the food grade silicone gasket is safe, removable, easy to clean and replaceable when needed. All Klean Kanteen products are made using safe healthy materials and backed by the Strong as Steel Guarantee. Hand washing recommended.