Alvin - Mesh Pencil Pounch - 3 Ring - 5 x 10 Inch - Alvin Mesh Pencil Pouches for 3 Ring Binders are made from high-quality see-through vinyl with mesh webbing, these handy pencil pouches are designed to fit standard 3-ring binders. One side of the Alvin Mesh Pencil Pouch features heavy-duty grommets on a durable nylon band. The other side has a full-length zippered opening. The small pouch measures 5 inches x 10 inches and the large pouch is 8 inches x 11 inches. For added functionality, the 8 inch x 11 inch pouch holds a 12 inch ruler diagonally. Alvin is one of the primary sources for drafting supplies and drawing equipment in the country. Creative Coldsnow is a pround retailer of Alvin graphic arts, drafting and fine arts products.