Premium Aluminum zip bags: Our holographic pouches are made with food grade materials (aluminum and mylar), eco-friendly, reliable, odorless for safe use. In addition, the pouches are thick and wear-resistant. They are harder to tear than regular plastic bags for better longevity. It is ideal for storing various objects. Smell Proof and Airtight Pouch Bags: The food mylar bags with sealing zip strip protect against air, water, humidity, dust and odors. Each sachet includes two cuts which are tearable. They can be heat sealed. They are ideal for easily storing liquids and foodstuffs. Aesthetic packaging Practical design: The side with holographic style is beautiful which gives a rainbow glow. The other transparent side of the pocket makes it easy to see the product without opening the bag. It is resealable and reusable after a simple wash. It is perfect for storing and classifying all kinds of items. Versatile Use: It's super convenient to use the ziplock pouches for storage, packaging, transportation, sampling or sorting. You can put dried fruits, coffee beans, candies, cookies, tea, nuts, cereals, feed, seasonings, jewelry, cosmetics, samples, etc.