Used but clean! Features include: - Five-point harness system comfortably secures child in cockpit and adjusts easily with a central tensioning system similar to car seats - Curved, molded foam shoulder harness with load-lifter straps, sternum strap and contoured, padded hipbelt evenly distribute load - Main compartment has room for a layer of clothes, lunch and the rest of the 10 Essentials. ** zip off diaper pack not included...its missing. - Torso and seat height adjust to the size of the child - Carrier converts to a daypack by cinching the cockpit area closed - Aluminum frame evenly supports load and features an easy torso-adjustment slider to fir either parent; padded backpanel increases comfort - Manufacturer recommends a maximum weight limit of 40 lbs. for child and gear.