Easily forms 100% RTV silicone rubber gaskets for mechanical repair and household use. Forms a durable, waterproof seal. Stays flexible. Wont crack, crumble or dry out. Withstands extreme temperatures and pressure. Unaffected by vibration. Resistant to oil, grease and fuels. Adheres to glass, ceramic, porcelain, most metals, most plastics, most rubbers and fiberglass. Requires no mixing.