Biodegradable-Compostable (PLA+Kraft+PLA+PBAT) Approximately 5.3 mil-microns…great for products that do not need high barrier OTR (oxygen transmission rate) (Example—seeds, candy, powder with shelf life under 12 months, as outer pouch-packaging. NOT for liquid or for products susceptible to moisture). Max weight under 6.5 pounds (3 kilograms).