Buffet R13 Prestige Clarinet Instrument:B♭ The keywork has been improved

The keywork has been improved to be more ergonomic

The newer "Zen" model includes a plastic T-bar that helps distribute weight more evenly around the neck compared to the older version

Additional Adjusting Screws Center vents in the 2nd & 3rd finger L/H and 3rd finger plate R/H Additional Ab/B♭ mechanism Double C key

(Not a backpack)

Buffet R13 Prestige Clarinet Instrument:B♭ The keywork has been improvedMade of premium, unstained grenadilla wood, the R13 Prestige clarinets offer all of the comforts of the regular R13 model plus an additional left hand E lever, metal tenon rings, and Gore Tex pads, with silver plated keywork. The highest standards of mechanical excellence are combined with a powerful and rich tone for a virtuoso playing experience. The Prestige in B comes in a leather covered single attach case and the Prestige in A comes in a double