Our Classic stainless steel sippy cup and water bottle is designed with kids in mind. Spill proof sippy cap with dust cover, plus swivel metal loop (some models) so it can be easily attached to stroller or bag. Bright cap colors and graphics keep hydration fun. Our chip-resistant Klean Coat finish is durable and safe for people and planet. Compatible with all Classic Caps for easy transition as kids grow up, providing a lifetime of use, from 12 oz baby bottle to steel toddler cup and sippy.