| Aosom 2-in-1 Pet Bike Trailer, Dog Stroller, Small Pet Bicycle Cart Carrier with Safety Leash, and E... With the weight of a pet on your shoulder or back, your speed slows down and you start to get tired faster from carrying more, but when you're able to walk with a wheeled pet travel system behind you, you're free again. more | Bed Bath & Beyond | $303.99 $273.59 FREE shipping go to store |