Tips: How To Figure Your Dog Feet Size? Shoes need to be larger about 0.5cm than dog feet(paste feet) 1. Put the forefoot of pet on a white paper and draw a circle (Be sure to measure on paper, lift the foot to measure is not accurate). 2. Then measure the length X width of the circle. 3. Zoom in a bit,and then contrast the table size. 4. This is the SIZE you want.