Features: Easily converts between stroller and trailer. Ideal for children over 18 months. Hand-lock brake system allows you to lock the jogging stroller. Removable clear plastic cover for front door to protect child from weather. A sling seat with a five-point safety harness to keep your children secure. Reflectors on wheels for safety. Shock-absorbing wheels from the bike trailer ensure a more stable ride. Foldable to fit trunks and storage areas of most vehicles(Need to disassemble wheels, wheel guards, push handles, etc.). Steel frame construction is strong enough.. Universal bike hitch to rear axle included. Homcom 2 In 1 Bike Trailer 2-Seater | Black | Living Social