I carry two of these in my bag. One pocket inside the other so double barrier if you want. Having tested EMF levels as well as physical pain/reactions, I can say with reasonable certainty that SYB packages offer little to no protection from direct EMF exposure. Disappointed.
Sennheiser HD 206 Closed-Back Over Ear Headphones - Discontinued Model
195 Review
2 Pack EN-EL19 Battery & Rapid USB Charger For Nikon Coolpix S32-S7000 Cameras - OAproda
41 Review
Perixx Peripad-202H Black Wired Numeric Keypad With X-Scissor Keys, 2 USB Hubs, And Tab Key For Enhanced Productivity
44 Review
2PCS Pack 15.6" Laptop Screen Protector | Compatible With HP/DELL/Asus/Acer & More | 16:9 Display
41 Review