Here is a pair of underwear that aims to offer males protection against “harmful” WiFi signals. It keeps you save from 99.9% of harmful electromagnetic radiation emitted from smartphones, laptops, and other gadgets. It uses RadioTex, which is a mesh of pure silver woven into fabric to shield your important body part. The Wireless Armour underwear has anti-microbial properties.
Whether you should be worried about WiFi signals harming your fertility is a whole other story. But if you have been losing sleep over the issue, you may want to give Wireless Armour a look.