Designed with POWERGRID™ Tear Resistant Mesh for maximum durability, delivering up to 12x longer life vs. standard sandpaper These sanding discs use an open weave design to minimize clogging and reduce material build-up for a smooth and flawless finish The durable nylon backing increases protection against sharp edges, tight corners, and tough material removal applications while utilizing sharp aluminum oxide grain for faster finishing The reusable mesh sanding discs are easy to clean for longer life; simply shake, vacuum, blow or rinse to clear away debris High-quality hook and loop provides a secure connection and fast grit swaps Ideal for wood, metal and plastics Sharp aluminum oxide grain for rapid material removal Open weave design minimizes clogging for a smooth and flawless finish Abrasive Material Aluminum Oxide Backing Material Nylon Diameter 3" Height 0.05" Length 3" Weight 0.15 lbs. Width 3"