Keeps drinks cold up to 24+ hours and hot up to 3+ hours. Holds up to 20oz. Fits most standard cup holders. Dishwasher safe, top rack only. Slip-free, scratch-free and noise-free silicone base. Includes BPA-free lid with removable slider for cleaning. Triple insulation technology: double-walled, vacuum-sealed and copper-plated. Condensation free and non-breakable. Constructed of 5mm 304-18/8 stainless steel. Measures 7.75'' H x 3.5'' W (lid included); base 2.75'' in diameter; 0.8 lb when empty. Always use caution when handling hot liquids.