Owner Kylie D'Alencon, 27, told Newsweek that "he will walk away and cry" if she doesn't stick to their routine.

We talked to vets to figure out if your dog actually needs a sweater or not. Some dogs do, which is why we found 21 vet-approved sweaters perfect for winter.

The overall quant rating is not an average of the factor grades listed. Instead, it gives greater weight to the metrics with the strongest predictive value.