<ul><li>Suitable for most interfaces, made of soft rubber material, the sockets are tightly matched, waterproof and dustproof Protect the data port of the laptop from dust and rust.Note: There are 16 in a set, generally not all of them are used. If the notebook does not have so many ports, you can disassemble a few as many as you need to prevent loss. (Some laptops do not have special interfaces, only commonly used interfaces! Note: Apple computers are not suitable), due to the light and screen difference, the item's color may be slightly different from the pictures. please understand. please allow some differences due to manual measurement.</li></ul>