Features: 【Comprehensive Protection】Crafted from premium silicone, this RJ45 port dust cover effectively prevents dust and moisture ingress, extending the life use of your equipment. 【Broad Compatibility】Designed specifically for standard RJ45 ports, it seamlessly fits the vast majority of networking devices available on markets. 【Instant Installation】Tool less installation and removal simplifies process, saving valuable time. Ideal for both IT maintenance personnel and general users, enhancing operational efficiency. 【Eco-Friendly Durability】Silicone offering both flexibility and longevity, while its friendly to environment properties minimise long time impacts. 【Colour-Coded Convenience】Available in multiple hues for straightforward port identification management according to user requirements. Specifications: Component： Silicone, soft and durability Size: 18x11x12mm/0.71x0.43x0.47in Applicable to standard RJ45 ports to ensuring a perfect fit. Practicality: Easy to install and disassemble Quantity: 5/10pcs Package Includes: 5/10pcs RJ45 networking port dust plugs note: Please allow 1-2cm errors due to manual measurement. Please allow for slight color differences due to different display resolution.