Details Sea to Summit Spark 7C/45F Down Sleeping Bag - Regular The Spark 7C sleeping bag is the perfect option for lightweight adventures, putting comfort at the forefront but packing down to just 2L to be at home on your bike or in your backpack. The 850+ FILL Power, RDS certified down offers an optimal warmth to weight ratio and makes this bag as comfortable as it is compact and easily packable. Weight: 363 g Technical fitted hood with soft touch adjustment. Extra deep with a front draft collar for a cosy feel. Mummy Fit: Fitted cut with generous footbox and technical hood, to maximise thermal efficiency and minimise bulk and weight. Vertical chest baffles, horizontal baffles lower half and base; sewn through quilted construction throughout. Primary zip - 1/2 length #5 with zip-plow and two sliders. Fill weight: 150g Comfort rating: 11°C | 51°F Lower limit: 7°C | 45°F Materials: Outer: 10-Denier Nylon shell and lining. 10-Denier Nylon waterproof-breathable hood and footbox. Insulation: 850+ FILL Power, RDS certified, Goose Down with Ultra Dry Down treatment for improved water resistance in damp conditions Dimensions: Shoulder width: 155 cm Hip width: 135cm Foot width: 102cm Length: 185 cm Compressed size: 2L Specifications Spark 7C/45F Down Sleeping Bag