[ArmyWife313]

handsnpaws.com: Eco-Friendly Basic Pet-on-the-Go in Camo or Sand Blue-Great for Guys with Broad Shoulders

handsnpaws.com: Carrier Front Style Pet Carrier and Safety Restraint by Karipet

rolling backpack bag, dog carriers, airline approved bag, dog carrier, pet carriers, cat carriers, small dog carriers, designer dog carriers at Pets Alley

The design of the above 3 should allow you to carry your pup without killing your back..

Have you thought about a stroller?

Pets Alley - Pet Stroller (PA)