DiamondClear Windshield Repair Resin LV - 15cc Formulated to have the same refractive index as the glass which adds a clear look to the cracks of the windshield break once the resin has been cured. Diamond Clear Resins are the industry standard for windshield repair bonding. UV inhibitors that prevent yellowing from occurring over time. Low viscosity for cold temperatures 65 degrees Fahrenheit and small cracks. BSI tested for quality. 15cc bottle produces approximately 100 windshield repairs.