Food-Grade Child Resistant Mylar Plastic Zipper Bags (0.20 mm Thickness) printed full color CMYK have a silver or gold lining interior. 4.53″ x 2.95″ inch airtight zippered display pouches lock in freshness. This material is puncture resistant and protects items from moisture, gas, odor & UV exposure. FDA and USDA compliant. Child Resistant testing reports & food grade certification available upon request. Matte / Gloss UV Varnishes, Silver / Gold or Clear Knockouts / Foil Stamping / Rainbow & other Holographic Foils / Metallic Inks / Pantone Matching / Tear Notches / Hole Punch / C02 Vents are all available – call us now for a custom quote.