Durable - The airtight and waterproof lid helps keep freshness and prevents stains in bags and lunch boxes. Easy to use, they are designed to be durable and make snack time fun and easy for kids and parents. With these snack containers, your little one can transport and store food in cute style! This playful airtight food container makes snacking enjoyable! Sturdy and lightweight snack container, suitable for home or outings. Easy to clean and safe for the top rack of the dishwasher. BPA-free, lead-free, PVC-free, and cadmium-free. Easy to clean - The transparent body helps measure fullness and visibility of contents - all parts are dishwasher safe. BPA-free, lead-free, PVC-free, BPS-free, and cadmium-free.