● These are cardboard sheets, cardboard panels, and cardboard pads. They can be used for a variety of purposes, such as reinforcing backing for items you don't want to bend during shipping, dividers for packaging, and for crafts and handmade projects. ● Size: Approximately 23cm wide x 28.5cm long, approximately 5mm thick ● Weight: 33g per sheet ● Quantity: 40 sheets ● These are recycled items, so some sheets may have horizontal indentations, cut marks from the cutting machine, stains, or other damage. Please understand that these are used items. ● They will be wrapped in a plastic bag and shipped in a cardboard box. They are stored carefully, but please refrain from purchasing if you are concerned.