It's a fluffy sleeve. I will ship it in an envelope as is. I plan to use Yu-Pack Mercari, which offers anonymous shipping. Hololive keychains, clear files, acrylic stands, Holocity, Hololive City, Benny Land, Hololive sleeves, playmats, desk mats, rubber mats, tarot cards, silhouettes, Sunpan, Shiratume-sou, Tokino Sora, Roboco-san, Sakura Miko, Hoshimachi Suisei, AZKi, Yozora Mel, Aki Rosenthal, Akiroze, Akai Haato, Shirakami Fubuki, Natsuiro Matsuri, Minato Aqua, Murasaki Shion, Nakiri Ayame, Yuzuki Choco, Oozora Subaru, Ookami Mio, Nekomata Okayu, Inugami Korone, Gamers, Usada Pekora, Shiranui Flare, Shirogane Noel, Houshou Marine, Amane Kanata, Tsunomaki Watame, Tokoyami Towa, Himemori Luna, Yukihana Lamy, Momosuzu Nene, Shishiro Botan, Omaru Polka, La+ Darknesss, Takane Lui, Hakui Koyori, Sakamata Chloe, Kazama Iroha, holoX, Kiryu Coco, Uruha Rushia, ReGLOSS, Hiiragi Ao, Otonose Kanae, Ichijou Ririka, Judoufuutei Raden, Raden, Todoroki Hajime, Ayunda Risu, Moona Hoshinova, Airani Iofifteen, Kureiji Ollie, Anya Melfissa, Pavolia Reine, Vestia Zeta, Kaela Kovalskia, Kobo Kanaeru, Kobo, Mori Calliope, Takanashi Kiara, Ninomae Ina'nis, Gawr Gura, Gura, Watson Amelia, IRyS, Ceres Fauna, Ouro Kronii, Nanashi Mumei, Hakos Baelz, Shiori Novella, Koseki Bijou, Nerissa Ravencroft, Fuwamoco, Elizabeth Rose Bladeflame, Jiji Murin, Cecilia Immergreen, Raora Pantera, Hibikisaki Riona, Torakane Kisho, Suimiya Sui, Rindo Chisato, Kirara Vivi, Indonesia, ID, English, EN, myth, Promise, Advent, justice, hololive DEV_IS, FLOW GLOW