This is a OPP bag with a tape closure. It's a size that can easily fit A3 paper (twice the size of A4). It has high transparency, allowing the contents to be seen clearly. It can be used for packaging and wrapping products. It prevents dirt and dust, making it recommended for storage. It uses anti-static tape. *We will lightly fold it in half for shipping. *If you wish to change to Mercari delivery We will accept it for "+100 yen" to the displayed price. Please be sure to contact us in the comment section before purchasing. [Thickness] 0.03mm [Size] Width 310mm x Length 435mm + 40mm [Quantity] 100 sheets It is the same as Crystal Pack or Clear Pack.