The TRIXIE Friends on Tour Premium Quick Fold Bike Trailer features a sturdy steel frame with included trailer hitch, the cover is made of durable, water repellent polyester, the color is Gray with Black. Easily load your pet through the zippered rear panel. Breathable mesh screens on the top, front and sides provide visibility and ventilation, the top and front screens are zippered for flexibility and include clear plasticRain flaps that can be zipped down when needed. Use the short tether to keep your pet secured inside. 15-inch air filled tires provide a comfortable ride. Safety features include a parking brake, hitch safety strap, safety flag and reflectors. For added comfort, includes a coordinating bolster pad with memory foam base, the bolster pad is removable and washable. For convenience, the bike trailer includes a cup holder and several pockets, the TRIXIE Friends on Tour Premium Quick Fold Bike Trailer can easily be converted into a jogger stroller with the TRIXIE Jogger Stroller Conversion Kit (sold separately). Size: large.