Body contour profile for optimum warmth to weight ratio; 3D hood profile; Redefined neck baffle position and profile minimise draughts and heat loss; Hood drawcord differentiated by thickness and structure for easy adjustment by touch; Shark fin foot box with extra insulation; Full-length insulated zip baffle; Anti-snag zip guard; Inside pocket for valuables; Brushed lining material with high moisture transport for comfort; Compression stuff sack; Hanger loops; PFC free