Little kids, big sips? This is the ideal bottle to transition from sippy cups to big kid drinking. Big enough to meet a young child's increasing water intake, yet sized just right for little hands to hold and carry. * Leakproof when lid is closed * Easy-drinking, fast-flow silicone straw * Ideal size for toddlers and preschoolers * Robust handle makes it easy to carry and remove from preschool bags * Modular lid: switch to insulated drink bottle base for more cooling on the go * We know kids are tough on their straws, which is why we offer replacement straw tops and straws—better value and product longevity, for happy pockets and the planet