【Material】 Low-density polyethylene with a thickness of 60 microns. 【Size】 Width 250mm x Height 320mm x Flap 50mm Tape-sealed宅配ビニール袋 (delivery vinyl bag). It fits A4 size, so it can be used for Yu-Packet, Nekopos, 定形外 (Teikeigai - non-standard size mail), and regular mail. The contents are black, so they are not see-through. It is waterproof, so you can rest assured even in the rain, and it is sturdy so it won't tear easily. There are some wrinkles and jagged edges on the sides from the time of purchase, but there is no problem with the packaging, so please understand. It will be folded in half, neatly packaged in a wrapping OPP bag, and shipped in a brown envelope via Yu-Yu Mercari Bin. Rakuraku Mercari Bin will be shipped from a convenience store, so we will accept it for an additional 50 yen. 【Price】 10 sheets 550 yen 20 sheets 750 yen 30 sheets 899 yen 50 sheets 1160 yen 70 sheets 1450 yen 100 sheets 1799 yen The unit price per sheet decreases as the number of sheets increases. You can purchase immediately. No price reduction, sorry. * You can change the number of sheets according to your points, such as when using points, so please comment. OPP bags A4, A3 with tape can be enclosed, so please comment. A3 delivery vinyl bags are also sold. For shipping, packaging bags, Mercari store. Click Post packaging materials, delivery bags, wrapping.