These down-insulated booties are designed to provide warmth during camping or other cold-weather activities. With a removable outer shell, they can be used both inside and outside a tent for versatile comfort and protection. Key Features: Lightweight, warm, and comfortable for winter activities Suitable for indoor and outdoor use Removable outer and inner bootie layers for adaptability Adjustable drawcords: Outer bootie: 2 drawcords for secure fit and enhanced heat retention Inner bootie: 1 drawcord for snug fit and warmth Includes pouch for inner bootie storage Recommended Season: Winter Materials: Shell: 100% Nylon (20D Pertex® Quantum Pro, DWR) Outer Fabric: Nylon 88% / UHMWPE 12%, PU 100% Inner Shell & Lining: 100% Nylon 10D (Down-proof, DWR) Insulation: European Goose Down 90/10, 800+ FP Components: Nifco stoppers, Woojin Plastic Weight (S size): Outer bootie: 61g Inner bootie: 60g Inner bootie pouch: 9g Down Fill (per bootie): S: 40g | M: 43g | L: 46g Recommended Shoe Sizes: S: 230–250mm M: 255–270mm L: 275–290mm Made in Vietnam