With smart design innovations that result in an intuitive, safe, and easy to use child bike seat, the Thule RideAlong takes your daily commutes and family bike adventures to the next level.. . . . . Adjustable padded five point harness provides maximum child comfort and a safe, custom fit removable and washable. Adjustable foot straps and foot rests allow for convenience and flexibility as your child grows. Universal quick release bracket lets you mountdismount the seat in seconds and is compatible with both normal and ahead stems. Childproof safety buckle with large buttons quickly secures your child. Soft handle bar for child to rest hands on during ride. Detachable, water repellent padding is machine washable and reversible. Designed and tested for children from 9 months to 3 years old, up to 33 lb. consult a pediatrician for children under 1 year old. Lockable with Thule One Key system lock cylinders sold separately.