Maestro 15.5"viola. High quality materials are used, including selected tonewoods. Each viola is personally selected, fitted with Zyex strings set up to a high standard by Anthony Nickolds in the workshop.These improved instruments benefit from: Zyex strings, Wittner tailpiece pegs working properly, shooting the fingerboard (Planing) to correct camber, fitted French Aubert bridge fit and correct bridge height, top nut modification for correct string action and height, refit and position of the soundpost