F-One is formulated using a complex mixture of the finest ultra-refined rare oils to clean, condition, and protect all unfinished rosewood, ebony, and maple fretboards. 100% free of any lemon extracts, waxes, petroleum distillates, detergents, and water. Developed using only 100% naturally produced oils with a revolutionary formula that penetrates & conditions the wood to dry quickly, giving it a new look for months. F-One gives wood its life back. It leaves your fretboard looking new, playing great, and feeling smooth, never sticky or tacky.
Clean and revive your string instrument’s varnish with Hidersol String Instrument Polish by Hidersine—a classic formula trusted since the 1930s. Widely used in violin workshops, it’s ideal for routine care and shine restoration.
Key Features:
•Trusted varnish polish since the 1930s
•Cleans and revives traditional finishes.
•Perfect for violins, violas, and cellos
For cleaning and reviving the varnish of string instruments. Made in England.