Stay refreshed on the go with the Stanley All Day Slim Bottle - 20 oz. This sleek, BPA-free bottle features double-wall vacuum insulation to keep your drinks cold for hours, with a leakproof design and narrow opening for easy sipping. Car cupholder compatible and dishwasher safe, it's built to last with a lifetime warranty. Specifications Made of 18/8 Recycled Stainless Steel BPA-free Double-wall Vacuum insulation Leakproof design Narrow opening top for easy drinking Removeable collar for ice fill and easier cleaning Keeps liquids cold for up to 4 hours, up to 17 hour ice retention Car cupholder compatible Dishwasher safe