- Shields RF from wi-fi, cellphones, smart meters 25-40 dB
- Unique radio frequency shielding fabric in lining
- Looks and wears like normal baseball cap - Dark Blue or tan color
- Protects covered area from microwave radiation
- Effective radiation blocking - refer to the chart
- Shields RF from wi-fi, cellphones, smart meters 25-40 dB
- Unique radio frequency shielding fabric in lining
- Looks and wears like normal baseball cap - Dark Blue or tan color
- Protects covered area from microwave radiation
- Effective radiation blocking - refer to the chart