The Spark Pro has been optimised for comfort, versatility and light weight. Sea to Summit's highest-lofting down - 900+ fillpower RDS-certified goose down with a non-PFC Ultra-Dry Down treatment - is wrapped in extremely breathable 10D fabrics. The Free-Flow Zip system ensures maximum ventilation and the flexibility to open the bag flat as a quilt. Zip a Spark Pro to a Women's Spark and share the comfort with your companion.
The Spark Pro has been optimised for comfort, versatility and light weight. Sea to Summit's highest-lofting down - 900+ fillpower RDS-certified goose down with a non-PFC Ultra-Dry Down treatment - is wrapped in extremely breathable 10D fabrics. The Free-Flow Zip system ensures maximum ventilation and the flexibility to open the bag flat as a quilt. Zip a Spark Pro to a Women's Spark and share the comfort with your companion.
in 19 offers
The lowest price for Sea to Summit Spark Pro 900+ -9C|15F Down Sleeping Bag - Long - Beluga right now is $701.92 at Wildfire Sports & Trek Australia, compared across 14 retailers.
The all-time low was $647.00 on 25 May 2026 — today's price is 8% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 6 Oct 2026.
Sea to Summit Spark Pro 900+ -9C|15F Down Sleeping Bag - Long - Beluga
The Spark Pro has been optimised for comfort, versatility and light weight. Sea to Summit's highest-lofting down - 900+ fillpower RDS-certified goose down with a non-PFC Ultra-Dry Down treatment - is wrapped in extremely breathable 10D fabrics. The Free-Flow Zip system ensures maximum ventilation and the flexibility to open the bag flat as a quilt. Zip a Spark Pro to a Women's Spark and share the comfort with your companion.
The Spark Pro has been optimised for comfort, versatility and light weight. Sea to Summit's highest-lofting down - 900+ fillpower RDS-certified goose down with a non-PFC Ultra-Dry Down treatment - is wrapped in extremely breathable 10D fabrics. The Free-Flow Zip system ensures maximum ventilation and the flexibility to open the bag flat as a quilt. Zip a Spark Pro to a Women's Spark and share the comfort with your companion.
Last updated at 06/10/2026 18:56:24
Sea To Summit Spark Pro 900+ Down -1C Sleeping Bag Long Black
Free next-day delivery
Sea to Summit Spark Pro Down Sleeping Bag -1C|30F - Long
Free delivery between Thu – Tue
Sea to Summit Spark Pro 900+ Down Sleeping Bag -1°C / Long
Delivery between 9–19 Oct $9.99
Sea To Summit Spark Pro Down Sleeping Bag -9C/15F / Long
Free delivery
Sea To Summit Spark Pro Sleeping Bag - -1C/30F LONG
Free delivery
Sea to Summit Spark Pro Down Sleeping Bag -1C|30F / Long
Delivery between 12–14 Oct $13.90
Spark Pro Down Sleeping Bag -1C, Long
Free delivery
Sea To Summit Spark Pro 900+ Down Sleeping Bag -1°C / Long
Delivery between 9–19 Oct $9.95
Sea To Summit Spark Pro 900+ -1c|30f Down Sleeping Bag - Long - Beluga
Free delivery
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Sea to Summit Spark Pro 900+ -1C|30F Down Sleeping Bag - Long - Beluga
Free delivery
| Brand | Sea to Summit |
| Shape | Mummy |
| Department | Women's |
| Long | Yes |
| Water Resistant | Yes |
Sea To Summit Spark Pro 900+ Down -1C Sleeping Bag Long Black
Free next-day delivery
Sea to Summit Spark Pro Down Sleeping Bag -1C|30F - Long
Free delivery between Thu – Tue
Sea to Summit Spark Pro 900+ Down Sleeping Bag -1°C / Long
Delivery between 9–19 Oct $9.99
Sea To Summit Spark Pro Down Sleeping Bag -9C/15F / Long
Free delivery
Sea To Summit Spark Pro Sleeping Bag - -1C/30F LONG
Free delivery
| Brand | Sea to Summit |
| Shape | Mummy |
| Department | Women's |
| Long | Yes |
| Water Resistant | Yes |
