[Perfect Artwork Size] You can easily fit 18x24 panels into our 19x25 vinyl combo bag; store up to 2 packs of 18x24x4/5 inch panels. Not to mention bulletin boards, posters, puzzles, pillows, artwork, charts, and more. [ and sturdy] Both the nylon straps and the closed edges are to securely attach the mesh. In addition, the mesh construction makes our large art portfolio folders stronger than ordinary clear plastic bags. [Carrying comfort] Our portfolio folders have wide shoulder straps; this means less strain on your shoulders or hands when carrying items. And our vinyl storage bags are collapsible, so they can be easily put when not in use. [Protect your items] Our zippered poster bags are made of waterproof vinyl mesh to protect your items from water, dirt, and scratches. Rain or wet weather can't make your items wet, and dust can't make your items dirty. [Easy to use] The zippered opening design makes it easier to take your artwork out and put it in. Since this artwork bag is flexible, when not in use, you can fold it into a smaller size and put it in a drawer. size: 63.5 x 48cm Material: plastic colour: Transparent white + black Package Contents: 2 x Art Portfolio Bag Only the above package content, other are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.