SSeco products utilise an oxo-biodegradable additive which rapidly degrades them when discarded or left in direct sunlight. After suitable disposal, the folders will ultimately biodegrade in 8-12 months in most cases. Clear polypropylene, opens top and side. Anti-static and copy-safe. Thumb hole on long edge for easy access to contents. Packaging is 100% biodegradable.Security filing products will protect sensitive information being read from a distance.