Perfect for developing your little ones sipping skills even on the go. Durable, lightweight and designed to keep drinks fresh and cool, this 10-ounce insulated cup is perfect for a little guy or gal who is in constant motion. Features a spill-proof hard spout with a one-piece silicone valve in place to develop your toddlers sippy cup abilities, without having to deal with messy cleanups. Eye-catching, kid-friendly graphics make using this cup fun and exciting.