Material
Silicone + Shungite energy layer
Packaging
With manual +plastic box
Function
Neutralize electromagnetic waves
Energy element
Shungite energy layer
Size
Two size: 28mm/21*29mmmm
Shape
Round shape/shield shape
OEM/ODM
Customized any shape/pattern/size for 5000pcs
Weight
20g/pcs with manual +plastic box
Application
Phone/computer/household appliances