Cork it Cork Turntable Mat - Pro-Ject Audio USA

This anti-static mat will dampen the vibration that impacts your analog listening experience. Our cork turntable mat improves playback.
Resonance-Damping Cork Record Mat

VPI Cork Mat Replacement for Cleaning Machines - Dedicated Audio

Project Cork It Turntable Mat.

Pro-Ject Cork & Rubber-It Turntable Mat is available in both 1mm thickness and 3mm thickness.

Pro-Ject Cork & Rubber-It Turntable Mat- DaCapo Audio Shop

Line Phono: Cork Record Mat + Record Weight Bundle

Cork Turntable Mat by PRO SPIN for Vinyl LP Record Players (3mm), Record Player Mat with High-Fidelity Audiophile Acoustic Sound Support

Ortofon SM-101 Cork Record Mat – Upscale Audio

Cork & Rubber it Turntable Mat - Pro-Ject Audio USA

EVO UPGRADES: 8 TO CHOOSE FROM - The Audiophile Man

I just got this cork mat and it's leaving a ton of shit and residue on everywhere, is this normal? : r/turntables