This DiamondClear™ medium viscosity glass pit filler resin is used to finish all repairs. This product completely seals off the repaired area from the elements, such as rain, snow, sun, etc. This resin also restores the pit area to a high luster. For larger pits use the high viscosity DiamondClear™ pit filler (RPF-15). Available in 15cc, and 30cc bottles. British Standard Institute (BSI) Tested.