Sea to Summit Spark 7°C Down Sleeping Bag

The Sea to Summit Spark 7°C Sleeping Bag is an exceptionally light and compact down bag for warm-weather adventures, summer tramping and hut trips.

Premium 850+ fill-power goose down provides efficient insulation without unnecessary weight or bulk. Its streamlined mummy shape and ultralight 10D fabrics make it an excellent choice for minimalist hikers, bikepackers and fast-and-light travellers.

Key Features

• Premium 850+ fill-power, RDS-certified goose down

• Ultra-Dry Down treatment helps protect the insulation from moisture

• ISO lower-limit temperature rating of 7°C

• ISO comfort temperature rating of 11°C

• Streamlined mummy shape improves thermal efficiency

• Lightweight 10D nylon shell and lining

• Half-length zip reduces weight and packed size

• Highly compressible for space-conscious packing

• Includes a compression sack and storage cell

Who Is It For?

The Spark 7°C is ideal for warm-weather hikers, bikepackers and travellers wanting an ultralight sleeping bag for summer camping, hut trips and mild overnight conditions.

Specifications

• Lower limit: 7°C

• Comfort rating: 11°C

• Insulation: 850+ fill-power goose down

• Down fill weight: Approximately 180g in Regular

• Down certification: Responsible Down Standard

• Shape: Performance mummy

• Weight: Approximately 363g in Regular

• Maximum user height: Regular 183cm; Long 198cm

• Zip: Half-length

• Included: Compression sack and storage cell

Important Temperature Information

The 7°C figure is the bag’s ISO lower-limit rating. Cold sleepers and those looking for a more comfortable night should use the 11°C comfort rating when selecting their sleeping bag.

SEO Page Title: Sea to Summit Spark 7°C Down Sleeping Bag

Meta Description: Sea to Summit Spark 7°C ultralight down sleeping bag with premium 850+ fill-power down for summer tramping, bikepacking and travel.

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Suggested Tags: Sea to Summit, Spark, Down Sleeping Bag, 7°C Sleeping Bag, Summer Sleeping Bag, Ultralight Sleeping Bag, 850+ Down, Hiking, Tramping, Bikepacking