Benefits from 7 Core Hollow Fibre filling; Which is silicone treated ; To help maintain shape and expand fibres; Offset panel stitching ; Allows warm air to be retained inside bag for longer; Hot foot pocket design; Zips stop short of the foot end ; To create a thermal pocket around your feet; Polyester mid-section on base layer to allow easy movement; A fleece foot and head section give warmth and comfort; Whole of top layer is micro fleece; For maximum warmth and comfort; Non-snag crash zips; Polyester anti-snag internal baffles; Oversized internal fleece baffles; Pillow retainer on base layer; Dimensions: Length 202cm x Width 78cm; Weight: 3.3kg; Packed dimensions: 38cm x 38cm diameter