Features Exceptionally breathable, waterproof and warm DWR treatment keeps the down and feather dry Filled with high quality 850FP European goose down Zippered footbox for excellent temperature management Baffle construction evenly keeps the down in place Primaloft insulation at back, hip, calf for better pressure-resistance and added warmth Magnetic closure at collar for convenience and durability The soft brim of the hood offers extra protection Specs Insulation: 90% white goose down Primaloft Fill Power: 850FP Shell: 20D ultralight down fabric Lining: 20D nylon fabric Recommended Use: Alpine climbing SKU KB110025/KB110008 KB110025/KB110008 KB110025 KB110023/KB110009 KB110023/KB110009 Item Name MOUNTAIN 900 MOUNTAIN 900 MOUNTAIN 900 MOUNTAIN 600 MOUNTAIN 600 Size M L XL M L L*W(cm) 200 *80 215 *84 225*88 195*80 215*84 FP(g) 900 950 1050 700 750 NW (g) 1500 1550 1700 1150 1250 Package(cm) 24*44 24*46 24*48 22*40 22*46 Compression(cm) 24*30 24*32 24*34 22*30 22*32 Comfort Rating -23°C -23°C -23°C -13°C -13°C