SKU: SS21257V Insulation Type: Synthetic Weighs: 1068g (Regular) Comfort Limit: -1.6°C Zip Length: No Zip Type: Mummy The Night Cap is based on the hugely popular Cloud with the same innovative zipless opening with oversized comforter really works especially for people who move around during the night, people looking for extra room and … Night Cap 35 Synthetic Sleeping Bag