【Material】100% Polyester (Fluffy, soft, lightweight, and warm fleece material) Made of lightweight and soft fleece material for excellent comfort. Long sleeves and long pants keep your whole body warm. Relaxed silhouette for easy movement and relaxation. Perfect for staying at home or sleeping. The fluffiness lasts even after washing, so you can use it every day. 【Size】M M Size: Height Guide 155-160cm / Weight Guide 40-50kg *If you want a more relaxed fit, we recommend one size larger. *Regarding Size* Size notation is only a guide. Actual wearability may vary depending on body type (height, bone structure, bust position, muscle mass, etc.) and preference. Please choose the size considering your body type and fit. Also, for innerwear and close-fitting products that come into direct contact with the skin, returns, exchanges, and refunds are not accepted after trying on or use. Please understand this beforehand. *The color may differ from the actual product due to lighting and your monitor settings. *Due to manual measurement, there may be an error of ±1-3cm in the size. *The images are for illustrative purposes only. They may differ slightly from the actual product. 【Warm Fleece Material for Comfort in Winter】 Made of lightweight and soft fleece material, it keeps your whole body warm even in the cold season. The relaxed silhouette makes it easy to move around, perfect for relaxation time and sleeping. 【Ribbed Collar & Round Button Design】 Round neck made of ribbed material for a good fit. Round button type for smooth on and off and comfortable wear. 【Long Sleeve & Long Pants Set】 The top and bottom set covers your whole body. It keeps your hands and feet warm and is also suitable as loungewear or pajamas. 【Convenient Chest Pocket】 With a pocket for your smartphone and small items, it's convenient for housework and when you're on the move. 【Elegant and Simple Design】 With a calm solid color and a gentle neckline, it gives a cute and mature impression. A timeless design that you can use for a long time. 【Suitable for a Wide Range of Scenes】 ・Loungewear ・Nightwear / Pajamas ・Staying at home in the cold season ・Relaxed wear for travel or hospitalization With the top and bottom set, your daily relaxation time will be even more comfortable. 240424