... and best price 4 Many colors/designs avai new design poly mailing bags for mail sevice use 1self ... made of opaque and new plastic film, 100% recyclable. (3)Durability, moisture resistant, multi-layer blend of co-extruded ... A3drawings, diagrams, large tablesA4letters, magazines, forms, catalogs, laser printer and copying machine outputA5note padsA6postcardsB5, A5, B6, A6booksC4, C5, C6envelopes ...