Blending our latest fabric technologies using our most durable, high-stretch materials to offer a protective thermal layer for unrestricted movement in cold conditions. PERTEX Quantum 3D weave works alongside our THERMO Stretch fleece using Nylon 66 yarns to offer extreme, durable protection that will withstand the harshest conditions.High stretch fabrics and precision fit allow for ultimate freedom of movement.HyperDry 750+ fill power Duck down with PFC-Free DWR greatly improves thermal performance in wetter conditionsOuter - PERTEX Quantum 20D 85% Nylon 15% Polyurethane 3D Plain weave with 2 way stretch and PC-Free DWR Coating750+ fill power HyperDry RDS certified 90/10 Duck Down with PFC-Free DWR Coating (82g size Medium)Sleeves & Hood - Thermo Stretch 51% Polyester 39% Nylon 10%Elastane High stretch brushed back fleeceHigh collared hood with ergonomic fitYKK Vislon centre front zip with rear STORM GUARD YKK reverse coil zipped hand pocketsRegular Fit