uxcell Silicone PC Ethernet Hub Port RJ-45 Anti Dust Cover Cap Protector Connector 10Pcs White Product Name : RJ45 Anti Dust Cover;Fit for : for RJ45 Female Jack Total Size(Each) : 12 x 10 x 7mm / 0.5" x 0.4" x 0.28" (L*W*H); Color : White Material : Silicone; Net Weight : 7g Package Content : 10Pcs x RJ45 Boots Cover Easy to put on and take off Prevent dust and debris from entering the port when it is not in use.