The O'Keefe Academy Camelback Waterbottle is designed for easy and efficient hydration. With its flip, bite, and sip feature, you can drink through the straw without spilling. Its leak-proof design ensures no spills when closed and its lightweight, durable material makes it perfect for on-the-go use. The color match thumb tab allows for easy identification and the comfortable carry handle makes it easy to transport. Plus, it's dishwasher safe for easy cleaning.