Sublimated reusable stainless steel handmade 20oz double-wall insulated tumbler Slide lid and straw included The tumbler is made of 18/8 304 food-grade stainless steel and double-walled insulated The tumbler can keep the water hot or cold for hours. Easily fits in any cup holder Tumblers are hand-made All Tumblers are made to order The tumbler, straw, and lid you will receive might be slightly different from the one in the pictures All Handcrafted by hand "so the tumbler may have small imperfections".