From UPPAbaby, this cup holder features: Upgrade your Rove Convertible Car Seat with an extra cup holder or use it as a replacement for added convenience while on the go. One-handed attachment and removal Secure fit to either side of the Rove Convertible Car Seat Holds a variety of beverage shapes and sizes, like sippy cups, water bottles, and juice boxes Wipeable design for easy clean up Imported.