The Owala FreeSip Water Bottle is created for convenience, allowing you to quench your thirst on the go! Its triple-layered stainless steel insulation keeps your drinks cold for up to 24 hours, and the FreeSip lets you choose your own adventure--hold upright to sip through the built-in straw or tilt back to swig through the wide-mouth opening. Plus, the design makes it 100% leakproof! The Owala FreeSip Water Bottle is crafted for people with an active lifestyle and is great at the gym, at the office, and wherever else your day takes you.