D'Addario MKS-D8M-MB Select Jazz Tenor Saxophone Marble D8 Mouthpiece Medium ChamberDiscover the sound that sets the standard of jazz with the D'Addario Select Jazz Tenor mouthpiece, which captures the feel and tone of legendary products from years past. The D'Addario Select Jazz Mouthpiece initiates a perfect union of tradition and innovation so you can always play your best. Specifications Tip opening: . 105" (or 2. 66mm) Facing length: Medium Chamber: Medium All DAddario Woodwinds rubber mouthpieces are designed and manufactured