1) Kind of surface 2) Kind of tire or rug 3) Like bathmats 4) Like road-gripping tires 5) Like some tires 6) Like studded tires 7) Made to grip the road 8) Made to prevent slipping 9) Nonslippery 10) Providing good traction 11) Type of safe surface Found on https://www.crosswordclues.com/clue/nonskid