Let your stroller grow with your family. The Stokke Xplory Sibling Board allows your toddler to ride right alongside his or her sibling. Designed for children approximately 2 years to 44 lbs / 20kg, the Sibling Board connects to the Stokke Xplory stroller and remains attached when the stroller is folded. Keep your family close with the Stokke Xplory Sibling Board.