Sea to Summit Spark Pro Ultralight -1°C Sleeping Bag

RDS-certified, 950+ fillpower goose down with a non-PFC Ultra-Dry Down treatment for maximum thermal performance

Featherweight 10D nylon shell with non-PFC DWR, and a highly breathable 10D nylon liner for enhanced comfort

Technical hood, anatomical footbox and an ergonomic mummy shape - ultralight doesn't have to mean ultratight

Free Flow zip system: YKK #5 side zipper with zipper plow for reliable, snag-free operation. YKK #3 footbox and shoulder zipper for minimal additional weight

Baffle construction specific for each use: Hybrid box baffles in torso/sewn through in leg area (-1°C|30°F)

Front draft collar is fitted around the neck and oversized at the shoulders to retain warmth

Bag Weight:

• Regular: 619g
• Long: 672g

Compressed Volume:

• Regular: 5.3 L
• Long: 5.5 L

Compression Sack:

• Regular: 8 L
• Long: 8 L

Fill Weight:

• Regular: 310 g
• Long: 356 g

Fits Up To Height:

• Regular: 185 cm
• Long: 198 cm

EN Temp Lower Limit:

• Regular: -1°C
• Long: -1°C

EN Temp Comfort Limit:

• Regular: 3°C
• Long: 3°C

Contact us within 30 days of receiving your goods to request a refund or exchange if products are eligible (see: Return Policy).

All packaging or products must be in their original, re-sellable condition.

Outlet sales are final and can only be returned for exchange. Items found faulty or under warranty will be replaced or refunded.

Some special condition products are labelled as No Refund & Exchange Products. Sale of these items are final and are not eligible for neither refunds nor exchanges.

For safety reasons, K2 cannot accept returns on climbing equipment, socks, underwear and some other products unless faulty.

Please check out our refund policy if you need more information.