2 Pcs Dustproof Mesh Dust Filter Guard for 80mm PC Computer Case Fan Product Name : Fan Dust Filter Guard;for : 80mm PC Computer Case Fan Total Size : 87 x 87 x 11mm/3.4"x 3.4"x 0.43"(L*W*T);Mounting Hole Diamaeter : 4.8mm/0.2" Mounting Hole Center Distance : 70 x 70mm/2.8" x 2.8"(L*W);Material : Plastic, Sponge Color : Black;Net Weight : 75g Package Content : 2Pcs x Fan Dust Filter Guard