Bugaboo Kangaroo Sibling SeatA full featured second seat that transforms the Bugaboo Kangaroo into a double tandem stroller, offering three recline positions, reversible seating, and UPF 50+ sun protection for toddlers up to 18 kg. Key Features Converts the Bugaboo Kangaroo into a double tandem stroller in just a few clicks no tools required. Suitable for toddlers from approximately 6 months up to 18 kg (40 lbs). One hand seat recline with three positions for napping or sitting