Made from Tritan™, our 15oz big kids’ drink bottle is perfect for preschoolers and younger school kids. Featuring a quick push-button opening, a unique triangle-shaped bottle for easy grip, and a convenient grab-and-go handle. * The unique ergonomic triangular shape is designed for little hands * Silicone straw top and angled straw allow kids to drink every last drop * Robust carry handle makes it easy to carry and remove from school bags * Large opening to easily refill and insert ice cubes * Easy push button pops open the lid, keeping straw tops hygienic when closed and ensuring no leaks * Pressure release straw top prevents spills when open * Replacement straw tops and straws sold separately