Anti-Radiation Protection Clothes Unisex Men Women Tank T-Shirt Shield 8900690 100% Silver-Nylon Blend Don this light stretch t-shirt as a basic top or an undershirt for all-day protection as you go about your daily activities Provides RF/microwave shielding performance with up to 60 dB shielding effectiveness from 10 MHz to 3 GHz and beyond Size M/L: chest40.2 (102 cm), length27 (68-70 cm), Color: Silver. Care, hand wash, air dry, do not bleach, do not dry clean Breathable and comfortable. Be certain its authentic OurSure Brand You can return this item for any reason and get a full refund: no shipping charges. The item must be returned in new and unused condition. Go to Your Orders to start the return Print the return shipping label Ship it!