The Owala Free Sip Stainless Steel Water Bottle - 24oz is a versatile water bottle for daily hydration. At 24 ounces, it's the smallest of the bunch for easy travel to class or work. The stainless steel bottle is triple layer insulated, making it very sturdy and keeps drink cold. The FreeSip lid is where this bottle truely shines, as it is leakproof, and features a spout with a built-in straw, allowing you to sip or swig.