Fret Butter hydrates the wood and removes grime and oxidation from your frets in one simple application. The result is a clean hydrated fingerboard with shiny frets and a satin smooth finish protecting against sweat, acids, metal corrosion, and string abrasion. Features Easily clean your finger-board with the Fret Butter all-in-one cloth Prevent cracking and splitting of your finger-board Bring back like-new luster to your frets 20 PieceSpecifications Series: DMI Guitar Labs Width: 4.25" Length: 3.75" - SKU: HLLNR4963