Hill Sons Varnish Cleaner 2 Oz Bottle Hill & Sons Varnish Cleaner is a trusted solution for maintaining the beauty of fine string instruments. Specially formulated to gently remove rosin buildup, dirt, and grime, this cleaner helps restore the natural luster of the varnish without causing damage. Used by musicians and luthiers worldwide, it preserves the integrity of delicate finishes while enhancing the instrument’s appearance. Ideal for violins, violas, cellos, and double basses, Hill & Sons Varnish Cleaner is an essential addition to any musician’s care routine