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 23 offers
The lowest price for Sea to Summit Spark Pro 900+ -1C|30F Down Sleeping Bag - Long - Beluga right now is $701.92 at Wildfire Sports & Trek Australia, compared across 17 retailers.
The all-time low was $640.53 on 23 Aug 2026 — today's price is 10% above the lowest ever. That's a little above the best price we've seen.
Prices last updated 4 Oct 2026.
Sea to Summit Spark Pro 900+ -1C|30F 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 04/10/2026 19:24:03
Sea To Summit Spark Pro 900+ Down -1C Sleeping Bag Long Black
Free delivery between Tue – Wed
Sea to Summit Spark Pro Down Sleeping Bag -1C|30F - Long
Free delivery between 7–12 Oct
Sea To Summit Spark Pro -1°C sleeping bag - Long
Sea to Summit Spark Pro 900+ Down Sleeping Bag -1°C / Long
Delivery between 8–16 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 9–13 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 8–16 Oct $9.95
Sea To Summit Spark Pro Down Sleeping Bag -1C Long
Delivery between Thu – Fri $4
| 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 delivery between Tue – Wed
Sea to Summit Spark Pro Down Sleeping Bag -1C|30F - Long
Free delivery between 7–12 Oct
Sea To Summit Spark Pro -1°C sleeping bag - Long
Sea to Summit Spark Pro 900+ Down Sleeping Bag -1°C / Long
Delivery between 8–16 Oct $9.99
Sea To Summit Spark Pro Down Sleeping Bag -9C/15F / Long
Free delivery
| Brand | Sea to Summit |
| Shape | Mummy |
| Department | Women's |
| Long | Yes |
| Water Resistant | Yes |
