Are mylar bags smell proof?
Polyester film is a film material made of polyethylene terephthalate as a raw material, made into thick sheets by extrusion, and then biaxially stretched. It is a colorless, transparent, glossy film with excellent mechanical properties, high rigidity, hardness and toughness, puncture resistance, friction resistance, high temperature and low temperature resistance, chemical resistance, oil resistance, air tightness and fragrance retention Good, it is one of the commonly used barrier composite film substrates. However, the price of polyester film is relatively high, and the thickness is generally 12 μm. It is often used as the outer layer material of retort packaging and has better printability. What is a mylar bag? Mylar bags are incredibly flexible, smell proof bags that are perfect for storing cannabis. Because polyester film is much less permeable to gases such as oxygen than other materials, it is the perfect airtight, odor-proof bag for discreetly packaging weed, cannabis, and...