These 3.5 gram barrier bags provide a child resistant ziplock solution to safeguard products. They are made out of Mylar and are food grade, odor proof, moisture controlled and can be heat sealed. Classified in accordance with ASTM D3475 and 16 CFR 1700, the barrier bag is child resistant compliant, as well as lab tested and certified using CPSC standards. Imprint your company name and logo on the side to promote health centers, cannabis conventions, weed industry fairs and more. Quantity ordered must be in increments of 500 pcs per color.