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https://www.fujistarabrasives.com/products/racr-ms-fuji-star-paper-sheets/
RACR-MS Fuji Star® Paper Sheet is a classic stearate abrasive paper for dry sanding.  Featuring durable C-weight latex paper backing, a strong resin bond and anti-clogging stearate coating, these sheets are flexible, long-lasting and environmentally stable so they're ideal for dry sanding applications. Expect outstanding finishes every time when this sheet is in your hand or attached to your sanding machine, thanks to this paper sheet's sharp and durable aluminum oxide abrasives.