● These are cardboard sheets, cardboard boards, and cardboard pads (they have various readings). They can be widely used as reinforcing backing to prevent damage to items that should not be bent during shipping, as dividers during packing, and for various purposes such as crafts and handmade items. ● Size: Approx. 18cm (width) x 28.5cm (height) x 5mm (thickness) ● Weight: 26g per sheet ● Quantity: 50 sheets ● As these are recycled products, there may be a few cardboard boards with horizontal indentations, marks from cutting machines, stains, or damage. Please understand that these are used items before purchasing. ● They will be shipped wrapped in double plastic bags and placed in a cardboard box. Although they are stored carefully, please refrain from purchasing if you are concerned.