(1) New Turntable Toys TC-3 Cork Turntable Mat (3/16") Thick + Grade A Cork NEWLY LAUNCHED 3/16" THICKNESS - Dampen's Noise and Vibrations for Improved Details & Emotions Made From the Finest Grade (A) Fine Grain Cork Available Many find it stops aluminum platter rumble and ringing Some case's it cuts down on static electricity+ Make sure your turntable power source is ground properly because when not it causes static build-up which nothing will remove it unless that ground issue is fixed