PRAT Polyester 908 Sleeves Pack of 10 A4The PRAT polyester sleeve is made from archival polyester with luxury black paper inserts. Polyester sleeves are ultra transparent, non-stick and archive safe. The static from the sleeve aids photographic retention. There is no transfer of colour or ink onto the sheets from digital or photographic images. Each pack contains 10 sleeves and the sleeves are open on 3 sides. These sleeves will fit any Prat portfolios except the PAMPA and Modebook.