Ligtweight waterproof durable large capacity with adjustable straps and can also use as carry bag. The shoulder strap is widened on the back of the bag to adjust the design and reduce the load. Manufacturered by Easels. Portable single back double back design more suitable for your use. Tip: The delivery time of the product is 8-16 days the picture is for reference only. 4K Large Art Bag for Drawing Set Waterproof Portable Art Kit Sketchpad Bag Art Supplies for Artist.