Men Underwear Boxer Briefs Anti-Radiation Protection Shield Short 8900614L Large 100% Silver-Nylon Blend Silky feel, light stretch, comfort Man's boxer shorts protecting you from RF radiation Provides RF/microwave shielding performance with up to 60 dB shielding effectiveness from 10 MHz to 3 GHz and beyond Breathable and comfortable. Be certain its authentic OurSure Brand Elastic waistband, size available in Small:28-32 inch (70 cm); M: 33-38 inch (75 cm); L: 39-44 inch (91 cm) Care, hand wash, air dry, do not bleach 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!