Sea to Summit Spark SpIV Down Sleeping Bag - 5F Ultralight - Image 1

£415.49

SEA TO SUMMIT Sea to Summit Spark SpIV Down Sleeping Bag - 5F Ultralight

Name: Sea to Summit Spark SpIV Down Sleeping Bag - 5F Ultralight
Brand: SEA TO SUMMIT
Price: 415.49 GBP
Availability: InStock

Long, ASP4-L

Mummy Sleeping Bags

About as cheap as it gets. The only time it was cheaper was 2 months ago.

£415 today · all-time low £414 (Jun 2026) · usually the usual

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Price History & Forecast

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Last 27 days · 27 data points (no recent data)

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Price Distribution

Price distribution over 27 days • 3 price levels

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Price Analysis

Most common price: £414 (15 days, 55.6%)

Price range: £414 - £470

Price levels: 3 different prices over 27 days

Description

Experience premium warmth without the weight during your next adventure. The Sea to Summit Spark SpIV is an ultralight down sleeping bag designed for 3-season backpacking, bike packing, and touring. Engineered with 850+ fill down, this bag provides reliable warmth in temperatures as low as 5 degrees Fahrenheit (-15 degrees Celsius). Built for efficiency, the technical mummy shape includes a hood and zipper draft tubes to help retain heat. The design uses a compressible 10D nylon shell paired with a 7D liner fabric, ensuring minimal weight and bulk in your pack. Whether you are trekking through remote trails or touring on a bike, this durable sleeping bag offers the performance needed for lightweight travel. The dark gray and yellow colorway provides a functional and distinct look for any outdoor setting.

Key Features

Ultralight design featuring a 10D nylon shell and 7D liner fabric to minimize weight and pack bulk.

High-performance 850+ fill down provides warmth for 3-season use in temperatures down to 5 degrees Fahrenheit.

Technical mummy shape with an integrated hood and zipper draft tubes to help prevent heat loss.

Durable construction suitable for demanding backpacking, bike packing, and outdoor touring adventures.

Convenient full-length, left-side YKK zipper for easy access and reliable performance.

Product Specifications

Brand: SEA TO SUMMIT
Model: ASP4-L
Colour: Long
Size: Zip Links
ASIN: B07PWB9PTR
Category: Sports & Outdoors > Outdoor Recreation > Camping & Hiking > Sleeping Gear > Sleeping Bags > Mummy Sleeping Bags
Domain: Amazon UK
Listed Since: 27 February 2019

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SEA TO SUMMIT Sea to Summit Spark SpIV Down Sleeping Bag - 5F Ultralight

About as cheap as it gets. The only time it was cheaper was 2 months ago.

Price History & Forecast

Price Distribution

Price Analysis

Description

Key Features

Product Specifications

Barcode

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