Never opened! Top Features: Offers versatility while using the stroller seat and bassinet Use the bassinet at home or on the go in a static position off your stroller Create a high chair by using it with the stroller seat Suitable for indoor and outdoor use Compatible with multiple Bugaboo strollers (see compatibility list) by using it with matching adapters Compatible with: Bugaboo Cameleon 3 Bugaboo Fox Bugaboo Buffalo Bugaboo Donkey