Life is Good Tire Cover Wander Tire Cover (Night Black) 100% Cotton Imported Elastic cord and slit in gusset for flexibility For correct size tire cover, measure the Diameter of your tire The Life is good company donates 10% of all sales to kids in need Weatherproof PVS Vinyl Woven lined interior with elastic cord and slit in gusset for flexibility For correct size measure the diameter of your tire LIG donates 10% of its annual net profits to their non-profit The Playmakers Foundation