SKU: SS24316 Weighs: 777g (Regular) Comfort Limit: -2°C Type: Mummy Insulation Type: Down Fill Weight: 300g (based on regular size) Fill Power: 750 Down Treatment: Hydrophobic Zip Length: Full Length Zip Position: Left Zip The Sea to Summit Ascent is a lightweight sleeping bag ideal for three seasons. Its 750+ fill power of responsibly sourced duck down provides warmth and is treated to maintain performance in damp conditions. Sea to Summ… Ascent -1C Down Sleeping Bag