Amazon.com: EMF Blocker Hat,Faraday Hat Fabric Silver Beanie 。Shield yourself from EMF exposure with this sleek beanie featuring cutting-edge WaveStopper silver technology. Blocks up to 99% of radiation while keeping you comfortable all day. Condition: Brand new 1. Materials / Fabric Acrylic blend with 100% pure silver fibers inner layer 2. Features ?️ EMF Protection – Blocks up to 99% of electromagnetic radiation from wifi, phones, and devices ? Modern Design – Sleek look that blends seamlessly with casual outfits ? Breathable & Soft – Lightweight, antimicrobial materials for long-lasting comfort ? Health-Conscious – Reduces potential effects like brain fog, fatigue, and sleep disturbances ? One Fit – Stretch pull-on closure fits most adults comfortably fast shipping, smoke-free home, bundle & save QjBEQk5DNVcxVg==