Pinit Sleeves for 12 x 18" Image/ Tabloid -Extra. 12-1/4 x 18-1/4". 2 mil Polyethylene. 1-1/2" flap. SKU: S12182 (0)No Reviews yet Add to Shopping Cart Details Polyethylene is a soft clear material that has some give to it. It has excellent contact clarity. Our polyethylene is made from 100% pure-virgin mater... Details Back DetailsPolyethylene is a soft clear material that has some give to it. It has excellent contact clarity. Our polyethylene is made from 100% pure-virgin material. Use for Long-term storage. Reviews 0 Back Ratings & ReviewsNo reviews availableBe the first to Write a Review