This is a black arm supporter specialized for arm compression care and posture support. - Brand: Paenna Qtto - Use: Arm supporter - Features: Compression care, posture support Instant Upper Arm Slimming Paenna Cut ✩Condition: I purchased this from the official website, tried it on, but it was too small for me. I home-cleaned it, folded it, put it back in the original product packaging, and stored it in my home drawer. ✩Purchase Date: The seller stated in their profile at the time that they purchased it from the official website on December 2, 2020. I purchased it from them on December 7, 2020. ✩Reference Price: It was stated that the price for one item was ¥2980 (excluding tax). According to online reviews from users, it is said to be very effective for posture correction and slimming the upper arms. I also wanted to use it, but unfortunately, I am quite plump, so the size did not fit me. I hope someone will wear it. Thank you for looking.