Kettler Teddy Bike Seat, Black/Green 3-piece injection molded high impact resin body with spoke guard and 7 position adjustable foot rests with adjustable foot straps 3 Position adjustable wrap around headrest and 3 Point adjustable safety harness with Double Lock Buckle KETTLER Natural Suspension System offers optimum comfort Two spacious integrated locking storage compartments Fits virtually all bicycle frames (no rear bike rack necessary); one universal mounting bracket included; Fits children up to 50 lbs.