The Bugaboo Kangaroo sibling seat lets you easily transform your Bugaboo Kangaroo into a double tandem stroller in a few clicks. This item contains the Bugaboo Kangaroo sibling seat including a seat frame, seat hardware, foot rest, rotating carry handle, seat fabric, reflective comfort harness, canopy wires, canopy clamps, sun canopy fabric and lower sibling adapters. Converts the Bugaboo Kangaroo into a tandem stroller For toddlers from 6 months to 40 lbs (18 kg) One-hand seat recline with 3 positions Reversible, facing parent or facing the world. Adjustable footrest with three positions. Extendable, height-adjustable sun canopy. Easy to attach. Machine-washable fabrics. Adapters included to install sibling seat, bassinet, or car seat in the lower position. Combine with dedicated accessories (sold separately) to create over 20 set-ups. Dimensions Seat length 17.7 inches (45 cm). Seat width 11.8 inches (30 cm). Max. capacity On the seat. 40 lb. Materials Fabrics 100% polyester. Filling. 100% polyurethane foam.