Try this BOSS 32 oz. tumbler. It is a crowd pleaser for concerts, sporting events, or even around the house activities. Its Double Wall Vacuum Insulation keeps beverages hot for up to six hours and cold items chilled for up to twenty-four hours. Item can be engraved with your desired information. The BOSS tumbler includes an Acrylic push in top with sliding closure for easy use and additional insulation. Has an extra wide mouth or easy filing and pouring and a slim design to fit in most cup holders. Does not include BPA, phthalates, lead or other toxins. Recommended to hand wash only.