Stylish beanie and protection for hand and neck in one packet. This combo will help you protect against electromagnetic waves. 
Protection from special cotton fabric with high silver content for HF+LF shielding.

Attenuation: 40 dB
2 materials:
Raw: 83 % cotton, silver thread
Other site: 87 elastan, 3 cotton
worked in two layers

Care instructions
• Gentle cycle at 30°C
• Iron without steam at degree 1
• No drying in tumble dryers
• No bleaching
• No chemical dry-cleaning