This is a OPP bag with tape. It's a size that perfectly fits A4 paper. A4 clear files fit perfectly too♪ It has high transparency, allowing you to see the contents clearly. The tape is treated with anti-static processing, so it won't cling to your hands during packaging, improving work efficiency. It can be used for various purposes such as documents, apparel products, and gift wrapping. *Please note that due to size constraints, the tape portion will be folded for shipping. If you purchase 200 or more sheets, they cannot be shipped together and will be sent in multiple packages. *If you wish to change to Mercari shipping: We will accept it for "+100 yen" on top of the listed price. Please be sure to contact us in the comment section before purchasing. 【Thickness】0.03mm 【Size】Width 225mm x Length 310mm + 40mm 【Quantity】100 sheets This is the same as crystal packs and clear packs. ★Please also compare with the same size OPP bag without tape "S22.5-31/A4 size".