The MicroConnect KON503W is a pack of 50 white RJ45 protective covers designed to protect Ethernet cable connectors and reduce strain on the connector and cable access. These covers help prevent clip damage, accidental disconnection, and cable strain during installation or everyday use. They are suitable for Cat5e and Cat6 cables and are commonly used in patch cord assembly and structured cabling environments. The covers are made of flexible PVC plastic and are available in white. The product is provided in a pack of 50 pieces and is listed as new. Typical compatibility for similar RJ45 covers is for cables with an outer diameter of around 5.5 to 5.7 millimeters, although the exact fit depends on the design of the cable and connector.