U-Pol Bed Liner Kit Tintable is a 2-component urethane system designed for application directly to most original manufacturers' paint finishes or any self-etching primer surface. Dries rapidly, resists stains and abrasion, and protects against rust, corrosion, UV damage, and extreme temperatures. Also makes an excellent sound deadener under or inside vehicles. Waterproof material stays flexible and reduces road noise and vibration. Kit Includes: (4) 750 ml (25 oz) bottles of bed liner base (tintable) (1) application spray gun (requires 8 cfm @ 50-60 psi compressed air) (1) 1 liter of hardener (1) instructions SPECIFICATIONS: At 68°F - Pot Life is 60 minutes. Cure Time: touch dry