Spikes-Spider 14.317 SPM Sport Series Winter Traction Aid - Set of 2 Convenient, clean alternative to snow chains and studded tires Designed for vehicles with wider tires, and for use in hilly areas and on steeper grades Traction arms constructed of permanently elastic, wear-resistant polymer with tungsten carbide studs Traction elements can be installed or removed by anyone in any road condition in minutes For use with FWD, RWD, AWD cars, minivans, small SUVs and small pickups with tire widths of 235 mm or less