100% PTFE Mouse pad I made myself. Used a silicone base as anti-slip. : r/MousepadReview
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Amazon.com: WengTech Teflon Mouse Pad, Waterproof Ultra-Thin Mouse Pad, Fast and Precise, Non-Slip Portable Mouse Pad for Home, Office and Travel (White, 11.2 x 7.7 x 0.02 inches) : Office Products
DIY: Teflon mouse pad for optical mice | TechCrunch
Amazon.com: Hotline Games 2Sets 3.0 Mouse Feet Skates Pads Compatible with G203,G102,G Pro Gaming Mouse Feet Replacement (0.6mm,Smooth,Durable Glide,Pure PTFE) Professional Mice Upgrade : Video Games