Winners of the 2022 iF Design Award, LocknLock Metro Bottle (16 oz, 24 oz) are made out of non-toxic, BPA free, lightweight, rust-resistant, and premium grade 18/8 stainless steel. Double-wall vacuum insulation keeps drinks cold as low as 47°F up to 38 hours and hot as high as 140°F up to 12 hours. Attached non-slip silicone bottom grips hard surfaces and reduces noise. Silicone handle allows portability and easy carrying indoors or outdoors. Perfect for hot coffee, iced tea, refreshing juices, and ice-cold water. Detachable silicone strainer prevents ice spills when pouring. Straw-friendly wide mouth opening. Fine exterior powder coating withstands rough surfaces. Available in two sizes (16 oz, 24 oz), four colors (Silver, Navy, Pink, Gray), and two cap types (Single, Double).