So light and so comfortable. It's like sleeping on a cloud. "While a few brands have been trying to innovate with zipperless sleeping bag designs, Sierra Designs took an early lead and the Cloud proves they are keeping pace." - Gear Institute Features: Patent pending zipperless design for more comfort Oversized integrated comforter resembles all the comforts of your bed at home Insulated shoulder pocket keeps comforter wrapped around you sealing out drafts Patented self-sealing foot vent allows fast and easy ventilation Sleeping pad sleeve keeps pad under you for comfort and warmth and replaces unnecessary bottom insulation PFC-Free 800FP DriDown and 15d nylon fabrics Materials: Insulation: 800FP PFC-Free DriDown Shell Fabric: 15d nylon risptop Liner Fabric: 15d nylon risptop Technical Specifications: Regular EN Limit Temp Rating: 26F / -3C EN Comfort Temp Rating: 36F / 2C Fill Weight: 9.5oz / 268g Minimum Weight: 1lb 7oz / 0.66kg Sleeping Pad Sleeve Circumference: 45.5" / 115.6 cm Fits Sleeping Pad (WxH): 20" x 2.5" / 51 x 6.4 cm Fits Up To: 6' 0" / 183 cm Length: 78in / 198 cm Shoulder Circumference: 60" / 152 cm Hip Circumference: 58" / 147 cm Footbox Circumference: 40" / 102 cm Mesh Stoarge Bag Size (LxW): 20 x 12" / 51 x 31 cm Stuff Sack Size (L x W): 13 x 7" / 33 x 18cm Source: Imported Sierra Designs Cloud 800F 35 Degree Sleeping Bag - Regular