Superlift Shock Boots are constructed from a high-quality polyurethane material for maximum longevity and help protect a shock's piston rod from dirt, mud and other contaminants - prolonging the life of your shock(s). Superlift Shock Boots will work with any Superlift shock absorber or Superlift steering stabilizer. Each boot is sold separately and comes with a nylon zip-tie and Superlift decal.