Pearl Music City Custom drums offer USA-customized, industry-leading craftsmanship for the professional player. Featuring the best preselected custom options from the Masterworks realm for the best in sound and playability from each drum, Pearl Reference Series drums produce optimum pro performance for high-volume, high-capacity playing presence. Reference Series 16" and 18" Floor Toms feature an 8-ply blended Maple (4) Mahogany (4) 10MM Shell with a Fully-Rounded bearing edge. This shell offers bracing low-end with extended sustain. All Reference toms feature Pearl Mastercast hoops, our unique swiveling BRL lug, and Air Suspension Rubber feet for exceptional resonance.