RTK's radiation protection caps have a very high shielding of 50dB=99.999%. Durable and provides extremely high protection even at the top.

Protects your head against microwave radiation from masters, Wi-Fi, Bluetooth, mobile phones, cordless phones and also flicker from fluorescent lamps.

Size
One size fits all, from 52 to 60cm.

Material
Made of robust, durable cotton outside and soft cotton inside. With a very high shielding inner layer consisting of two layers of silver fleece between 50dB=99.999%. Shielded all the way out of the screen.