Organize More Pencil Caddy: I use it to hold my Gelly Roll Glaze Pens. Ceramic mugs: Inexpensive option for storing pens, markers and more! Organize More Ink Storage Units: I got these custom built for my shelves in my studio and I love them! Organize More has a wide variety of storage units to choose from and all of their products are made from high-quality materials! InterDesign Storage Caddy: I have a couple of these caddies in my studio for a few different things; this one holds Zig Clean Color Felt Brush markers. I also have another one that hold all of my Prismacolor pencils.