Waterproofing: 10K ROXY DryFlight technology for better waterproofing [10,000 mm/5000g] Fit: Tailored fit - fitted at the waist and knee with a looser calf and ankle Insulation: WarmFlight Eco insulation [Fill weight: 60g] WarmFlight Rating: 3/3 for extra warm and breathable insulation Lining: Lightweight polyester taffeta lining