THE MASTERS YOU REMEMBER, A SOUND YOU’LL NEVER FORGET. In celebration of three decades of Masters quality and excellence, Pearl fuses new appointments, refreshed finish and hardware choices, and the ground-breaking resonance of the R2 Air Tom Suspension System with the original Masters MMX 4-ply, 5mm shell with 4-ply Re-Rings. Bridging the Gap Between Studio and Stage. Classic Maple Drum Tone. Since their introduction in 1993, Masters Series drums have been a professional standard for premium tone. Originating with the 4-ply MMX Shell Recipe, Pearl’s combination of hand-curated North American Maple veneers with precision hardware appointments has found a performance home with countless drummers from the recording studio to the concert stage. Masterworks Quality. Masters Value. Now, Pearl reimagines the MMX shell recipe with Masters Maple Pure. Featuring hand-curated premium shell plies from Pearl’s Masterworks Veneer Vault formed with our Superior Shell Technology process, each 4-ply Maple shell is fitted with 4-ply reinforcement rings. This creates a sonic balance of powerful midrange and smooth resonant attack. Masters Maple Pure (MP4) Series. Pearl fuses new appointments, refreshed finish and hardware choices, and the ground-breaking resonance of the R2 Air Tom Suspension System with the original Masters MMX shell. Professional Pearl standards like Mastercast Die-Cast Hoops, CL Bridge Lugs, and revamped bass drum spurs and floor tom brackets assure optimum performance.