Instep Sierra Bicycle Trailer 16 steel spoked wheels, Assembles and folds easily Easily folding, lightweight steel frame stores compactly Large protective cabin with rain shield, Rear storage area for extra gear or a small cooler 100 lbs child capacity, seats two children up to 50 lbs each, 5 pt. harness secures one or two children Converts to a stroller for jogging or walks at the park