Thank you for viewing! ^ ^ I will be adding items little by little, so thank you for your support. m(_ _)m [Product Description] Yu-Packet Post Mini Dedicated Envelopes - Set of 20 Envelope Size (approximate) Outer dimensions: 21.6cm (long side) x 17.8cm (short side) Inner dimensions: 21.1cm (long side) x 16.8cm (short side) Excluding the envelope flap. Weight: Under 2kg I will ship without folding the envelopes and with water damage protection. ■ Condition of the product: Please judge the condition of the product primarily from the photos. (Please feel free to ask any questions if something is unclear.) New and unused. <Attention> Everyone has their own way of thinking, so please refrain from bidding if you are seeking perfection or are overly sensitive. Please ask any questions you may have to avoid any trouble. Please note that we are not responsible for any accidents, damage, or loss during shipping. Please understand that we do not accept returns or refunds. m(_ _)m Please note that we may change the shipping method from Rakuraku Mercari Bin to Yuuyu Mercari Bin, or from Yuuyu Mercari Bin to Rakuraku Mercari Bin after purchase. I carefully check the items before listing, but please understand that there may be some oversights. Immediate purchase is welcome! ^ ^ Rakuraku Mercari Bin Yuuyu Mercari Bin Yu-Packet Yu-Packet Post Yu-Packet Post Mini Yu-Packet Post Mini Post Envelope Dedicated Envelope