600D Fabric Material JJRING art portfolio bag is made of heavy and durable 600D Oxford fabric with a waterproof interior. Thick and wearresistant canvas allows you to hold large paintings or drawing boards, better than ordinary canvas bags Lightweight but Sturdy JJRING portfolio bag is soft and lightweight, easy to carry with the ergonomic grip handle. Sealed with highquality folding zipper and tight stitching, it is durable during longterm use Extra Outer Pocket JJRING art portfolio tote has a front pocket to fit a sketchbook, pigments, paintbrushes, and other tiny art supplies. When not in use, you can fold the tote into a small square for easy storage Multiple Use JJRING art portfolio tote measures 24x36 inches and can hold posters, chalkboards, drawing pads, and painting canvas. It is great for students, teachers, and artists to use at home, school, studio, or outdoor sketching From Us JJRING provides various art portfolios, tote bags, and portfolio folders. Your enjoyment of our products is our guideline. If you have any questions about our product, pls contact us at any time