4PCS Large Faraday Cages Waterproof Key Fob Protector for Phones Car Keys and Radio

Label:Yes Size: Minimum: 14*9cm(5.51*3.54in); Small: 20*12cm(7.87*4.72in); Medium: 27*20cm(10.63*7.87in); Large: 33*26cm(12.99*10.24in) Name: Large Faraday Bags Material: glass fiber + shielding cloth Quantity: 4pcs Brand New and High Quality

Function: fire retardant, waterproof, shielding electronic signals Use: Different specifications can be loaded with car keys, credit cards, cell phones, tablet PCs, laptops, heavy data files, etc.

Package included: 4pcs x Large Faraday Bags