Dustproof caps are durable and perfect for protecting ports from dust, liquid and oxidation rust, keep the ports clean and durable.Effectively reduce the static electronic products, to avoid a breakdown event
Designed to fit into all USB type A port female end for PC, Desktop, Laptop and Notebook computers(Note:just for USB type A port female end)
Made of silicone, easy to put on and take off, environmental protection and no peculiar smell.50pcs/package, one pack can meet your need
Soft and elastic, fully blocking any gap more effective dustproof
Plug it,Protect open ports or Identify dead ports;Prevent use;Show users where to connect