Sometimes, you have to slow down a bit to enjoy life"s simple pleasures, like a steaming cup of hot coffee on a chilly morning bike ride. The Vacuum Flask is an insulated stainless steel bottle designed specifically for standard bottle cages. A push button on the lid opens the SipSpout so it"s easy to take a quick shot at a stoplight. On hot days, it"ll keep a drink ice cold for hours. For hot and cold liquid refreshment.