What's in the Package 100 Pcs / Pack Color: Yellow Product Specifications: Connector Type: RJ45 Cable Type: CAT5/5e CAT6/6a and CAT7 UTP & F/UTP Cable Outer Diameter (mm): 7.0-8.5 Compatible Devices: Laptop, PC, Server, Router Housing Material: Plastic Item Features: Sleek design RJ45 boots offer exceptional protection to patch cables. They can effectively prevent dust and water into the connectors. Fit for RJ45 cables with outer diameters from 7.0mm to 8.5mm. RJ45 Snagless Boots Cover for Solid Cables, Multipack (100/Pack) This Strain Relief Boots are necessities that can protect the network cable connectors you make. When the cable is bent, the boots can effectively control the bending amplitude and extend the service life of the network cable. The boots are waterproof, and it can also prevent dust from entering to avoid affecting the use. And it can fit well with cat6 UTP cables with outer diameters from 7.0mm to 8.5mm. About Yankok: Yankok offers a comprehensive line of VDV products created to prep, connect, and test network, phone, CATV, home theater, satellite, and security cables for residential or commercial systems. Yankok has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. We only use the high-quality materials, superior workmanship, and keeping manufacturing as close to home as we can and make great products that stand up to the demands of the professionals who use them every day.