This is the product from the CCOCC brand. 1.Built in High Strength Seal for Maximum Leak Protection and Freshness The Mylar Bags feature an advanced, built in high strength sealing strip that ensures a tight, leak proof closure. This prevents moisture, dust, and odors from entering the bag, effectively keeping your contents clean and dry for long term storage. Whether you're preserving food, spices, or other valuable items, this seal provides reliable protection for optimal freshness. 2.Premium Material for Superior Light Blocking and Moisture Resistance Made from a combination of polypropylene and composite aluminum foil, these mylar bags are significantly more effective at blocking light and moisture compared to ordinary plastic bags. This enhanced shielding capability helps extend the shelf life of food, making it perfect for long term storage, especially in humid or light exposed environments. 3.Dual Sided Matte Black Design for Convenient Heat Sealing The Mylar Bags feature a sleek, matte black exterior that not only offers a modern, professional look but also supports heat sealing. Compatible with most heat sealers, this feature ensures that your bags can be securely sealed after each use, offering multiple layers of protection. This ensures the safety and longevity of your stored items. 4.Versatile Usage for a Variety of Foods and Everyday Items These mylar bags are ideal for storing coffee beans, grains, nuts, spices, and more. They are also perfect for storing dry flowers, craft materials, and other personal items. No matter the contents, these bags ensure that your goods stay fresh, dry, and free from contaminants, making them a versatile addition to your home or business. 5.Ideal for Home Storage, Outdoor Preparedness, and Safe Transport Whether you’re stocking up on food for long term storage, packing for an outdoor adventure, or mailing moisture sensitive items, these resealable bags are the perfect solution. They are designed to keep food fresh for long periods, safeguard dry ingredients, and ensure safe, dry transport, making them a practical choice for home, travel, and storage needs.