The Nock On Custom Polymeric Bowstring Wax is a proprietary polymeric wax blend that helps improve accuracy in all weather conditions, enhances bowstring life, provides a waterproofing coat to your strings and cables, and is odor free. A genuine leather applicator is included in the string wax canister. Simply apply the wax to the leather applicator and run the applicator up and down your strings and cables allowing the wax to penetrate. There is no need to burnish the wax into the bowstring. Increase your bow's performance, and extend the life of your strings and cables, with the all-new Nock On Custom Polymeric Bowstring Wax.