Perfect Fit Size Calculator

Perfect Fit Size Calculator

Correctly measuring your dog's girth

Snugly wrap your soft measuring tape around the circumference of your dog's rib cage, just behind the front legs. To see this in action check our girth measurement guide video.


For strong pullers, we choose a wider harness to distribute force more evenly, maximizing comfort. While not an anti-pull device, the PerfectFit can significantly improve pulling behaviours.

Measuring your dog's girth