686 PLUS is our ultra high gloss sealer. If you are looking for more of a low gloss - natural look then check out our 646 PLUS Semi Gloss product. This Self-crosslinking acrylic resin, along with a solvent-free polyurethane, are a one component system that performs as well as two part epoxy type products. 686 PLUS outperforms 2 part products in hot tire resistance tests.