The Zak Designs 27.5-ounce Verve squeeze water bottle truly puts form and function in use. Whether you're running a trail in the great outdoors, or exercising in the comfort of your home, Zak's water bottles will keep you hydrated mile after mile. The patented leak-proof lid twist to open and close and wide opening fits ice cubes and makes cleaning easy. With the squeezable design, you will savor to the last drop with ease. Made to fit in most cup holders. Dishwasher safe, do not microwave or use abrasive cleaning products, as they can scratch the container's surface. With everything manufactured by Zak Designs, these are BPA Free, distinctively fun and functional.