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.

• TempShield double-wall vacuum insulation protects temperature for hours
• Snug, secure, splash-resistant Press-In Straw Lid
• Flexible straw
• Strong ergonomic handle
• Fits most cupholders