hydro flask press-in straw tumbler lid - 32 oz hydro flask check out this new kid on the block. your favorite tumbler straw, but with an updated twist; you can cut the medium straw lid to fit the 16 oz tumbler. sip your favorite hot or cold drink on the go with a hydro flask straw lid that easily snaps into your coffee tumbler. the convenient press-in lid is insulated with hydro flask's honeycomb insulation, so you can go further for longer, keeping your favorite beverage comfortably by your side. a reusable straw on this lid makes it easy to drink with one hand. whether you’re out in nature or stuck in the office, it’s always a good idea to have an extra water bottle lid for your hydro flask tumbler. this insulated tumbler lid maintains the temperature of your contents longer, so you can stay busy and get more done. this hydro flask product is backed by a manufacturer's lifetime warranty.