Y by Nordisk - Tension Mummy 300 - Down sleeping bag. Design: mummy sleeping bag|Lining: 100% polyamide|Fill power: 600+ cuin|Down-to-feather ratio: 90/10 (down to feather)|Fill weight: 270 g|Sustainability: contains RDS certified down|Sustainability: PFC-free|Closure: side zip|Comfort rating: 6 °C|Lower limit rating: 1 °C|Extreme rating: -15 °C|Season: three seasons|Dimensions (interior): 175 x 77/50 cm|Packed dimensions: 22 x 16 cm|Reference size: Size M|Extras: adjustable hood|Design: Mummy|Season: Three seasons|Comfort rating: 6|Comfort rating grouped: Up to 5°C|Sustainability: PFC-free|Sustainability: Responsible Down Standard