Emf Hat。Protective and practical, this beanie blocks 99.9% of EMFs including 5G, WiFi, and microwave radiation while keeping you comfortable and stylish. Condition: Brand new 1. Measurements 56-59cm circumference 2. Materials / Fabric 100% high quality nylon on the outside and 100% silver fiber fabric on the inside 3. Features ?️ Protective Material – high quality nylon outer with pure silver fiber inner lining for effective shielding ? Packable & Portable – soft nylon is comfortable, durable, and easy to fold for travel ? One Size Fit All – elastic stretch fits most head circumferences (56-59cm) ? High Shielding Efficiency – deflects 99.9% of frequencies from 3-100 GHz, tested by third party ? Easy Care – hand wash in cold water with mild or no detergent, air dry only fast shipping, smoke-free home, bundle & save QjBGQ01KNFc4Uw==