The SPECS Zip Option: LZ, RZ Insulation: Spirafil 60 Material: 100% Polyester Tafffeta DWR 2.2 oz/yd Lining: 100% Nylon Plain Weave WR 1.3 oz/yd 100% Polyester WR 1.3 oz/yd (Liner) Temperature: 50° F / 10° C Loft: 3 Stuff Sack: 6.5 x 12″ / 16.5 x 30.5 cm The SPECS for Regular Weight: 1 lb 14 oz / 850 g Fill Weight: 12.7 oz / 360g Shoulder: 60″ / 152.4 cm Hip: 58″ / 147.3 cm Foot: 44″ / 111.8 cm Size: 6’0″ The SPECS for Long Shoulder: 62″ / 157.5 cm Hip: 60″ / 152.4 cm Foot: 46″ / 116.8 cm Size: 6’6″