Package: 20 pcs silicone USB A male plug anti dust cover caps. | Purpose: Keep the USB plug clean and durable, Protect the USB port from being damp and oxidized. | Material: Black soft silicone, Will not deform and become hard after long time use. | Stable and durable: The dust plug can be tightly fixed to the port,It will not fall off. | Compatible with all types of USB Type A plug.

USB port caps anti dust kit package：5pcs * USB A female plugs/ 3pcs * USB A male plugs/ 2pcs * HDMI/ 5pcs * Headphone plugs/ 5pcs * USB Type-C female plugs | Total is 20 PCS / 5 Types silicone soft flexible anti dust stoppers / Plugs for USB Type-C, 3.5 mm Headphone , HDMI USB A female and male port | Material: black silicone, will not deform and become hard after long time use | Stable and durable: The dust plug can be firmly fixed to the port, even if you put your Macbook in your school bag, it will not fall off | For your better shopping experience, please check whether your device port model matches before purchasing