⭐︎Please be sure to check the product description and profile. 【Aito Ice Vest with 3 Ice Packs】 ▶︎Only used a few times, so it's in good condition. ▶︎Size: Free size It's for cooling the back and sides. I couldn't find detailed information, perhaps because production has ended. Therefore, I'm writing based on what I know and my memory of when I bought it new. ⚠️I will ship it in a way that minimizes the size and shipping cost as much as possible. Please purchase only if you understand this. 〇Instant purchase OK ○No price negotiations ○Ready to ship immediately ※The items in the photos are all that are included. ※Please purchase only if you understand that this is a used item. Although it's in good condition, please understand that it's been inspected and stored by an amateur. ＊It's been used and stored by an amateur. I've noted any concerns in the current condition, and I've listed it because I've determined it's usable! However, I will not respond to any claims such as "it broke after use" after purchase. It's a source of trouble. It's a "used item"! Please be sure to purchase only if you are satisfied.