Up to 4x better dust reduction than Bosch C420 Sandpaper Dust is the big drawback of sanding. It clogs your sandpaper, rendering it ineffective. It coats everything in the room and permeates the house. Thats why weve come up with Bosch Particle Control technology and taken dust reduction to a new level. Bosch Particle Control ensures all the dust particles are sucked into your vacuum or filter. The Bosch EXPERT M480 Sanding Net is the front line of this system: Particles move straight through its open net instead of clogging the surface or polluting the air. This also makes it highly efficient and extremely long-lasting. Reducing dust when sanding is not easy, but we've found a solution. This Bosch EXPERT M480 Sanding Net uses our Particle Control technology to keep the dust level to a minimum. Just stick it on with hook and loop Tested in Bosch labs according to Bosch standard procedures. Features and Benefits:Up to 4x better dust reduction than Bosch C420 SandpaperHighly