100% Recycled Polyester Shell and Lining fabric "HL-ElixR ECO" Unique Blend of 100% Recycled Fibers Provides Maximum Warmth, Soft Feel and High Loft Fold-Down Second Zipper Provides added Ventilation and Easy Access, Main Zipper Anti-Snag Slider reduces Snagging Anatomically 3D Footbox increases the insulation and room for your feet, for more Warmth and Comfort EN Tested Combination Wave Construction Top provides Maximum Loft and Warmth, Blanket Construction Bottom for the best warmth and comfort under body 3D Hood Construction External Stash Pocket Snagless Insulated Draft Tube Two Hang Loops Compression Stuff Sack Storage Bag 20d 100% Recycled Polyester Ripstop Bag temperature(CCelsius): -18CCelsius Bag temperature(FFahrenheit): 0 FFahrenheit Insulation:HL-ElixR ECO Lining: 30d 100% Recycled Polyester Taffeta Weight: 3lbs 8.5oz (1595g) Zipper position: LZ