Experience the unparalleled comfort and durability of the Hercules Heavy-Duty Pro Pet Stroller-Dog Bike Trailer, 3-Wheel Foldable Jogging, Hiking, and All-Terrain Extra-Large Dog Stroller. This dog bike trailer-stroller combo is ideal for large dogs or multiple small to medium pets because of its ergonomic adjustable handlebar, steel and aluminum frames, and puncture-proof EVA wheels.  Heavy-duty large pet bike trailer-stroller combo SGS/EN1888 compliant materials High-Level water repellent fabric Spacious cabin and Ergonomic Design Easy Maneuvering with 360⁰ rotating wheel Three-Opening System, easy fold and store Quick Braking System with two safety tether Ventilation Mesh Windows and padded interior The bicycle tow bar is sold separately