Please understand that these items are stored at home. Please check the condition of the knees in the photos. These sweatpants are made of a lightweight, very warm, and highly stretchable fleece material. They are suitable for everyday use, camping, and various other situations. The Samue System helps to prevent the hem from flapping and makes it easy to adjust the length. [Material] Climaplus® 100 [Polyester] [Average Weight] 200g [Color] Navy (DKNV) [Size] 130 [Features] 2 pockets (2 on the waist) / Waist fits with a drawstring / No front zipper / Samue System Material Features <Climaplus 100> Combines exercise and comfort Excellent stretchability makes it easy to move, and it is a material with breathability and quick-drying properties that quickly releases sweat. Provides high heat retention despite being lightweight Because it uses high-bulk knitting yarn, it stores a lot of air and provides high heat retention despite being thin, lightweight, and compact. Excellent quick-drying and breathability It quickly releases the steam of sweat and moisture, so you can stay dry and comfortable. Excellent stretchability Excellent stretchability allows it to follow the body's movements flexibly even in situations with a lot of exercise. Samue System ① Twist the pulled-out elastic 180° to make a loop. ② Pass the toes through the loop of the elastic and secure it at the ankle. * You can prevent the hem of the pants from flapping or adjust the length of pants that are a bit long. Stretch of the wear "Stretch" Uses a material with one-way stretch. Provides comfortable exercise without stress. Back (Light Sweatpants Kid's) Fabric thickness of pants, shorts, and skirts "Medium thickness" Durable and lightweight, it can be worn comfortably even in low mountains with low temperatures. #Kids grow up fast