Double wall vacuum sealed cup

Built Double Wall Vacuum Sealed Stainless Steel Tumblers will keep your favorite on-the-go beverages hot for six hours or cold for twenty-four hours. It features a straight, slim design that fits in most vehicle cup holders. The Built Tumbler comes with a press fit top that provides a secure fit and a slide closure to help keep beverages at optimum temperature and prevent spills. Hand washing is recommended. .Double-wall stainless steel, vacuum-sealed construction maintains the optimal temperature of cold beverages -Keeps your drinks cold for 24 hours, hot for 6 hours -Durable, threadless Tritan lid easily slides open and closed for one handed drinking. "30 oz capacity fits in a standard sized cup holder -BPA free; hand wash only