The Cool Gear water bottle is Made from BPA-free Tritan, this kids' cool gear water bottle holds 828 ml of water and includes an EZ-Freeze; freezer stick to keep drinks colder longer. The flip-up sipper with finger pull keeps spouts germ free and the convenient carry loop is helpful for transporting. BPA-free durable Tritan plastic. Flip-up sipper cap with finger pull keeps spout germ free. EZ-Freeze freezer stick included to keep drinks colder longer. Nontoxic freezer gel. Integrated carry loop for convenient carrying. The silicone band on the cap makes it easy for little hands to open and close. Volume: 0.83 liters Approx.