I bought it, but I haven't used it. It will be shipped directly in a shipping bag. The purchase price online was around 2800 yen. The product tag says "Ages 15 and up," so I think adults can use it as well. Please take a look at my other items too! https://jp.mercari.com/user/profile/629570189 I offer a follow-up discount, so please feel free to click the follow button! ＜Follow-up Discount＞ 2,000 yen - 19,999 yen: 100 yen off 20,000 yen - 29,999 yen: 200 yen off 30,000 yen and up: 300 yen off Please write ＜Follow-up Discount＞ in the comments to receive the discount! ・Free shipping, instant purchase OK! (I may decline purchases from those with many negative reviews. I apologize.) ・If you would like a price reduction, please also include your desired purchase price. Comments without a specific price will be deleted. ※ Please read the text in my profile for information about returns and the product before purchasing: https://jp.mercari.com/user/profile/629570189