An original thermos set with interchangeable lids. Includes a double-walled, vacuum-sealed thermos. Stainless steel inner and outer walls. The body has a rough finish for a better grip. It features a plastic lid with a double screw-on system. The wider one allows for ice and other ingredients, while the second screw-on lid includes a small nozzle for easy use. The second screw-on lid also includes a push-on lid and a special straw slot. Keeps hot for 6 hours and cold for 12 hours. 20 oz capacity. Includes a metal straw with a rubber nozzle and a gift box.