Race Ramps RR-TJ-S Trak - Jax with Stop Race Ramps are made from a patented process using space age foam and a polyurea coating and they have a rubbery textured surface for maximum grip Each ramp can hold up to 1500 pounds, that's 3000 pounds per set These ramps are lightweight but very strong and durable The ramps have no sharp edges, they will not scratch or damage your floor Ramps have a large solid bottom that won't sink or slide on a level surface including dirt, sand, grass or asphalt