The insulated Hydro Flask 40 oz Travel Tumbler cup is here to hydrate more and refill less. The insulation keeps drinks cold for hours, and the durable handle makes it easy to take along anywhere. The 40 oz size stainless steel tumbler bottle can go anywhere, even fitting most cupholders. Cold stays cold, and the flexible straw is easy to sip any which way.

• Not for use on a stove, in a microwave or freezer

• Tempshield double-wall vacuum insulation

• Leak-resistant, splash-resistant

• Pure taste, no flavor transfer

• Strong ergonomic handle