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.
Bonded leather refers to a polyurethane product that has leather shavings sprayed onto the back. The polyurethane component of bonded leather makes a durable sofa material, and it is one of the easiest leathers to care for. But bonded leather is not invulnerable to stains, wear or damage from harsh abrasives.