500 Pack of 1 Gram Silica Gel Rechargeable Tyvek Desiccant Packets and Dehumidifiers, Food and Pharmaceutical Grade Made from pharmaceutical-grade Tyvek, a material far superior to paper, these desiccant packets have been approved by the US Food & Drug Administration for use around food and medicine. Thats more than most of our competitors can say about their products. Your order will arrive in our specially manufactured moisture barrier pouch. Made from low moisture transmission film, the pouch ensures your product arrives in perfect condition and is re-sealable to increase the lifespan of your unused product. Our desiccants work wonders in mitigating the impact of moisture and customers come up with new and interesting ways to protect their valuables with our products every day. Use them to prevent mold, mildew, corrosion, and the rest of moistures negative impacts. We provide speedy answers to any customer contact and our products are backed by a 100% satisfaction guarantee. No matter what the issue is, well quickly and efficiently resolve it. That means zero risk! All Interteck products are developed and manufactured right here in the US. That includes our support, too. So, when you need moisture-absorbing products remember to buy from an American company you can believe in  Interteck Packaging!