The bucket hat has earned its place as a modern wardrobe staple — and the Halsa EMF Blocking Bucket Hat brings something no ordinary bucket hat can offer: a silver fiber crown that blocks 99.9% of EMF radiation from the wireless signals overhead and around you. It's the go-to pick for outdoor days, festivals, beach trips, or any sun-forward occasion where you want coverage from both UV rays and the cellular and WiFi signals in the environment. Available in S/M and L/XL to ensure a proper, comfortable fit. Silver fiber construction blocks 99.9% of EMF from 5G, WiFi, cellular, and Bluetooth sources Wide brim provides sun coverage in addition to EMF protection Available in S/M and L/XL for a proper, secure fit Relaxed, unstructured silhouette suits outdoor and casual settings Lightweight construction stays comfortable in warm weather Silver fiber's natural antimicrobial properties keep the hat fresh through active wear Materials: Silver fiber blend fabric throughout crown and brim. Available in S/M and L/XL. Unstructured bucket construction is packable and travel-friendly.Care: Hand wash cold with mild detergent. Reshape while damp. Lay flat to dry. Do not wring, bleach, or machine dry.