In case anyone on your crew forgets, this tumbler will remind them. The captain is always right! Whether on a boat, poolside or sipping from your hot tub, this durable tumblerwill keep your beverage cold or hot and risk-free from breaking if dropped. BPA free, Tervis Tumblers are microwave, freezer and dishwasher safe. The insulated design greatly reduces condensation and sweating while the basic shape of the tumbler fits most cup holders. Made in the USA and featuring a lifetime guarantee, Tervis Tumblers are suitable on the go or relaxing at home.