PVC Mesh Storage Bag 24 x 27 - The Alvin bags are constructed from high quality see-through vinyl mesh webbing to create a strong and functional bag great for the storage of drafting and drawing kit components such as pencils, pens, erasers, compasses, dividers and more. The mesh storage bags have a . ¾" gusset and zipper at the top for easily access to stored tools for drafting and drawing. Available in a variety of sizes.