Aosom Elite II Pet Dog Bike Bicycle Trailer Stroller Jogger w/ Suspension - Red The front wheel can be fixed for jogging and can swivel for strolling The handle bar is adjustable for different heights, Our handle bar is adjustable to suit different heights The seat is pocketed to secure the pets better, Our flag is 6.5 feet and it has a button hole for the flag to slide in Our trailer has suspension to ease the bumps for pets Max Weight Limit: 88 lbs.; No tools needed to setup and break down