(10) Faraday Cage EMP/ESD Bags Complete 10pc Large Kit Yellow Shield - Survivalists Preppers ESD/EMP Black Hole Bags with Heavy Duty Ziplok Complete Nesting Kit will take care of everything from the charger/cellphone to the Laptop 4-layer protection, Metal in / Metal out (Faraday Cage) Includes 12x18(2pk), 10x12(2pk), 8x10(2pk), 5x7(4pk) - Sizes listed are interior sizes ***FOR MAXIMUM PROTECTION SEE FARADAY DEFENSE'S 7.0mil bags***