Our 16" x 18" 6 Mil Nylon Foil bags are heat sealable, electro static protective, moisture protective multi-layer laminated material for ESD safe and moisture barrier packaging. The combination of Nylon, Aluminium foil and polyethylene makes it a very durable structure for transportation purpose. All 16 x 18 6 mil Nylon Foil Bags are made from NY, AL, PE, Static Dissipative Coating and can be recycled. Our flat open top 16" x 18" .006 Nylon Foil Bags has excellent moisture barrier capability (MVTR) and is most suitable for long-term drypacked storage of sensitive devices. These 6 Nylon Foil 16 inch by 18 inch bags are able to be sealed effectively with a vacuum sealer and should use desiccants for added moisture protection.