What do these changes mean for the future of chamber music? With the technological advances have come questions of aesthetics and sociological changes in music, writes analyst Baron.
Grades to leather are given by either the manufacturer OR the store that is selling it. If the manufacturer has applied a grading system, they are using the numbers/letters to tell you either a) what type of leather was used or b) how the leather was finished or a combination of the two.
Alternative leather (bicast leather) is a fabric or finish intended to substitute for leather in fields such as upholstery, clothing, footwear and fabrics, and other uses where a leather-like finish is required but the actual material is cost-prohibitive, unsuitable, or unusable for ethical reasons.