Mapac Jet Archival portfolio sleeves are acid free will prevent your precious artworks discoloring over time. They have welded holes and double welded jet black spines for strength. They are coated with a special glare reducing finish to allow easy viewing in all lights. The sheets are non-stick and can be turned without effort like pages in a book. These Mapac sleeves lie pleasingly flat even when filled with artwork. Sleeves come with jet black inserts. The sleeves are 80 microns thick.

Please note: Mapac sleeves are recyclable and are made from recycled material. The sleeves are not biodegradable - this is a good thing as they need to last a very long time without deteriorating.