Product details:

Tired of buying cheap sandpaper that clogs or doesn't last These sheets offer superior sanding performance for a premium surface finish. Excellent on all surfaces and coatings. They will not clog, tear or transfer color. Premium heat-treated aluminum oxide abrasive P-graded for 3X longer product life and 3X faster cut rate than conventional aluminum oxide products. Aluminum oxide. Handy Packs contain 3 sheets. Job Packs contain 20 sheets.