This is a tape-free OPP bag. It's sized to perfectly fit B6 paper (128mm x 182mm). It has high transparency and can be used for packaging handmade goods, wrapping presents, and more. It prevents dirt and dust, making it ideal for storing small items. *For those who wish to change to Mercari delivery* 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 140mm x Length 200mm 【Quantity】200 sheets (100 sheets x 2 bags) This is the same as crystal packs and clear packs.