icebreaker Women's Siren Short Sleeve Sweetheart This piece utilizes the properties ideal for underwear, such as the gentle, non-itchy feel of merino wool and its odor resistance. It's a slim-fit design that's easy to layer, and the short sleeves help with underarm sweat. It can be worn as underwear or as a standalone top. Core-spun yarn, which wraps merino wool around a nylon core, is used to improve resistance to abrasion and tearing. It also has durability for frequent washing. Furthermore, Lycra is interwoven to provide stretch, resulting in a comfortable fit. It's thin and lightweight, making it perfect for everyday wear. Product Number: IUW72203 Retail Price: ¥11,000 (tax included) Color: Black Material: Body: 83% Wool (Merino Wool), 12% Nylon, 5% Polyurethane (Lycra) Size: S (Japan M) *Import sizes tend to be about one size larger than Japanese domestic sizes. * Because it's merino wool, it has excellent odor-resistant properties, making it ideal for mountain climbing and travel. Although it is new and unused, some items were purchased on sale. Also, as these items have been stored at home and have been handled by someone, please refrain from purchasing if you are looking for items in the same condition as those in a store. We strive for prompt responses and transactions. Thank you for your understanding.