The disabilities of animals are the sympathetic condition that they lose the ability of movement. Wheelchair is the capable device to assist them to survive with a good welfare. In Thailand, there is a lot of demand unless the device is not widespread here and expensive. In order to increase the chance for accessing the wheelchair, especially underprivileged or homeless animals with disabilities, the cheaper and easy to find materials are applied to the pet wheelchair under the right engineering design. The main structure of wheelchair is applied from the variety of PVC pipes, fittings, wheels, and supported in part by rubber insulation. First of all, choose the design under the veterinary opinion, 2 wheels or 4 wheels, depending on their individual requirement. Secondly, measure the body sizes of the animal according to the form. Then select the suitable size of PVC related with the bodyweight and size, cutting and assembling the structure within our formula, install the supporting harness, recheck the size and lock it with the glue. Finally, we fit it with the animal by adjusting the supporting harness to be the right position. All of these processes can be made by hand within 3 hours. There are 85 animals, 73 dogs and 12 cats that got the handmade wheelchairs from Chakr foundation. It can help animals with disabilities get the well-being life again; physical and mental health are improved. In totally paralyzed animals, we can also observe that it can reduce the bedsore wound occurrence.