Klear Bottle - 18 Oz Stainless Steel Water Bottle - Double Wall Vacuum Sealed Insulated Premium Food Grade 18/8 Stainless Steel BPA Free Insulated Water Bottle Keeps cold Drinks cold for more than 24 hours cold and hot drinks hot for 12 hours + Leak proof lid and powder-coated matte finish exterior ensures no external sweating or condensation. The Lifetime Warranty makes Klear Bottle the best affordable water bottle. Wide mouth opening that fits ice perfectly into the bottle compatible with other caps.