DescriptionThis dust cover is made of flexible and reliable rubber material, which has high durability, not easy to deform. This dust cover has nice resistance to dust, strong for not to break, deform easily, you can store and use them for a long time.Features-Color:Black -Material:Rubber -Size:5.50X4.50X1.00cm/2.16X1.77X0.39in - Selected rubber material, These dust cover for AC power plug are not easy to deform or break. - Dust covers are excellent for keeping grime and excess water from building up on the contacts. - Excellent craftsmanship makes it have the characteristics of weather resistance, wear resistance, and resistance to deformation.- Applications are wide, fit for traction batteries, UPS power supply, forklifts, chargers, inverters, and so on. - Protecting the AC power plug from smudge, extend the life of port on your AC power plug.