Cardboard, backing board, silver, processing board 20 sheets of silver cardboard Compared to the "Silver Ball A" that I am selling, the thickness is slightly thinner, so it may be slightly easier to process. The surface pattern is also different. For preventing bending of documents, stickers, cards, photos, and books, as backing paper for shipping, and thick paper for preventing bending. Also, you can use it for handmade decorative backing boards, art and craft projects, cards, and pattern processing. Similar sizes with a difference of a few millimeters will be mixed. Please understand the error of a few millimeters. Approximate size: Length 210mm x Width 187-189mm Thickness: about 8mm for 20 sheets The surface is silver with a pattern. The back is gray. 1 set = 20 sheets 640 yen 2 sets = 40 sheets 1,230 yen If you want one set, you can purchase it as is. Since these are cut by me, There may be some cut remnants as shown in image 4. Please purchase only if you understand that these are handmade. Also, these are stored at home. Since they are paper, they may warp due to humidity and temperature. Please understand and acknowledge this before purchasing. Please refrain from purchasing if you are nervous or concerned about minor details. Packaging will be a simple packaging method, putting them in a plastic bag and then in an envelope or a recycled plastic bag or paper bag. If you need a sample of the cardboard etc. that I am selling, I can include a sample, so please comment. I also sell comment cards, kraft cardboard, and orange cardboard, so please take a look if you like (^^) → #PekiFuwapaper #PackagingMaterials #ThickPaper #BackingPaper #SilverBall #BackingPaper #BackingBoard #TsumamiZaiku #PackingMaterials #Materials #ArtAndCraft #Craft #Nashiji Color: Silver