Thermoflask 1.2 L 40 oz insulated

The large size is designed to go the extra mile for longer activities, without the need for refills, plus with double insulation your drink stays ice cold for 24 hours. Product features: Dishwasher safe. (And easy to hand wash too.) Interchangeable lids. Universal sizing makes swapping straw and spout lids easy. Temp-Lock™ technology Keeps drinks cold for 24 hours or hot for 12. Leak-proof lids. Flip straw or screw on lid for a tight seal safe for bags.