Ruffwear - Grip Trex, All-Terain Paw Wear for Dogs Protects dogs paws from extreme environments^Vibram non-marking outsole with rugged lug design provides flexibility and traction on varied terrain^Tightly woven air mesh is breathable while keeping dirt and debris out^Reliable, intuitive hook-and-loop cinch closure system^Fits dog paw width 3.00-inch