These waterproof down pants are made with Typhon material, also used in Millet's rainwear. They have been used about 5 times. Product Number: MIV01842 Men's Product Name: TYPHON 50000 2L DOWN PANTS Size: S (Japan M) Waist: 35cm Inseam: 72cm Side Length: 98cm ■Color: Black ■Material: DRYEDGETMTYPHON 50000 2L 100% Nylon × Goose Down 750FP ■Weight: 327g ■Features: These are high-performance down pants that combine lightweight and exceptional insulation with waterproof, breathable, and stretchable fabric. They use the highest quality 750FP duck down for the filling, providing amazing insulation despite their light weight. The outer fabric uses DRYEDGETM TYPHON 50000, which is used in serious mountaineering and offers high waterproofness and breathability. Not only are they warm, but they also protect against rain and wind, expel moisture from inside the clothing, and are also stretchable, making them the perfect cold-weather pants to achieve maximum comfort even in harsh, low temperatures. They have side pockets and reinforced material on the hips, making them ideal for activities where you spend a lot of time stationary in the cold, such as winter photography, winter fishing, and winter camping. ・Duck down 750FP ・Waist with drawstring ・Side pockets ・Reinforced material on the seat