Use This tutorial to choose the right sizing for your personal Canine. Measure across widest part of the paw when bearing weight. If between dimensions, dimension down. Dogs can have larger sized front paws than rear paws - measure all paws. The Wetland boot is an excellent option for 12 https://www.wanderlustprogear.com/products/4pcs-set-waterproof-pet-dog-shoes-anti-slip-rain-boots-for-small-cat-dogs-foot-cover-footwear-puppy-booties-pet-paw-accessories