Brand name Sno-Treds from Detwiler Corp. in New York. One pair of size small. Make any tire a snow tire. Easy on-easy off. For snow emergency use. Lightweight, rustproof & no jacking the car. Made of durable materials. Gives a radial or regular tire more starting traction than snow tires. Original instruction manual & package. I believe they were on a spare tire in case of emergency but never driven on. Asking $10 OBO