All pencil cases are made of excellent canvas and cotton linen material.Rolling it up if you do not need,space saving and more tidy.Made of durable and washable material, ideal for long-term using.Effectively prevent the pen point from breaking and falling.Perfect for the art students to place the color pens,water color brush,paintbrush,eraser,etc.Material: Canvas,Cotton LinenOptional Types: 12/24/36/48/72 holesFor details size as follows:12 holes: app.20x23cm/7.87x9.06in24 holes: app.20x34cm/7.87x13.39in36 holes: app.20x46cm/7.87x18.11in48 holes: app.20x58cm/7.87x22.83in72 holes: app.20x82cm/7.87x32.28inPackaging : 1 Pcs x Pencil Case (Does not include pencil.)Note:1. Due to differences between monitor displays, actual color may vary slightly from image.2.Item Measure by hand, it could be 1-2cm different,your kind understanding will be much appreciated.