Mirka Abralon 8A-241-4000B 4000 Grit Silicon Carbide Sanding Pads, 5-Pack Perfect for sanding/polishing fine woodworking, bowling balls, and marine vessels Abralon is a unique, multifunctional sanding material developed for tackling both smooth and profiled surfaces Designed with fllexible construction which allows it to create a smooth sanding pattern on angled surfaces and edges The flexible weave also allows water and air to pass freely, making it suitable for both dry and wet sanding Special Abralon method coating for each pad