This insulated stainless  steel "Buck Mountain" tumbler, featuring double stainless steel vacuum walls, keeps your drinks cold for up to 24 hours and hot for up to 8 hours. The secure plastic slide lid and stainless steel straw make every sip hassle-free and refreshing. Expertly crafted for the on-the-go lifestyle, it is built to withstand your adventures, keeping you hydrated no matter where life takes you. Shop with 2souls and embrace quality and convenience in one stylish package.