What You Will Get: The package is equipped with 50 RJ45 connector dust cover plugs, enough to effectively meet your daily use needs. | General Size: The overall size of the RJ45 interface dust cover plug is 12.7 x 10.5 x 8.14mm /0.5 "x 0.41" x 0.32"(L*W*H), which is a general size choice on the market. | Excellent Workmanship: The plug is made of high quality silicone for a comfortable fit and durability. Soft elastic plastic, easy to put on and take off. | Dustproof Helper: Dustproof cap plugs are used to cover open RJ45 LAN ports on Ethernet network cards, computing devices, media converters, and other network devices to protect the RJ45 female socket from dust, liquid entry, and oxidation issues. | Wide Applications: The silicone plug protector has a wide range of compatibility and can cover the open RJ45 LAN ports of various network devices for reliable, stable, high-speed data connections.