Power Paws, traction socks for dogs, XXL, Blue w/Bone Mobility: Freedom and movement for senior dogs. Fashionable, cute fun and stylish Traction: Grips on slick surfaces,for hip issues ,arthritis & when playing, climbing stairs & walkin Scratch Prevention, keeps dogs nails from scratching hardwood. Specialty Uses: On boats, RVs, and in moving vehicles of all types