Sea To Summit Spark Regular -9C Down Sleeping Bag
Filled with RDS-certified 850+ fillpower goose down treated with a non-PFAS Ultra-Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth.
Comfort comes from a super-breathable 10 denier liner fabric, while a 10D shell with a non-PFAS DWR plus a highly water repellent hood and footbox fabric shed wind and condensation. The full-length zipper model can be zipped to an equivalent Women's Spark for comfort that couples can share.
Features
- RDS-certified, 850+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance
- Ultralight, breathable 10D nylon liner and a 10D shell with PFAS-free DWR keeps the hood and footbox highly water resistant
- Technical hood, anatomical footbox and an ergonomic mummy shape - ultralight doesn't have to mean ultra tight
- YKK #5 zippers with zipper plow provide reliable, snag-free operation
- Baffle construction specific for each use: Sewn through for lighter weight (7°C|45°F), Hybrid box baffles in torso/sewn through in leg area (-1°C|30°F) or full box baffles for maximum warmth (-9°C|15°F)
- Sea to Summit Guarantee is offered for the Lifetime of this product
- Weight:
- Regular: 730g
- Long: 786g
- Double: 1.5kg
- Internal hip circumfrance:
- Regular: 135cm
- Long: 245cm
- Double: 246cm
- Packed dimensions:
- Regular: 15.5 x 22.5 x 41cm
- Long: 15.5 x 22.5 x 41cm
- Double: 18 x 27.5 x 47cm
- Recommended user height:
- Regular: 185cm
- Long: 198cm
Shipping
All orders received by 2pm weekdays are dispatched the same day when purchasing in-stock items.
Returns
If you receive any items that you are unhappy with for any reason, simply return to us within 60 days in the condition that you received them and we will happily offer a store credit or refund.
Filled with RDS-certified 850+ fillpower goose down treated with a non-PFAS Ultra-Dry Down treatment, the Spark is constructed with a technical hood and zipper draft tube to retain warmth.
Comfort comes from a super-breathable 10 denier liner fabric, while a 10D shell with a non-PFAS DWR plus a highly water repellent hood and footbox fabric shed wind and condensation. The full-length zipper model can be zipped to an equivalent Women's Spark for comfort that couples can share.
Features
- RDS-certified, 850+ fillpower goose down with a non-PFAS Ultra-Dry Down treatment for maximum thermal performance
- Ultralight, breathable 10D nylon liner and a 10D shell with PFAS-free DWR keeps the hood and footbox highly water resistant
- Technical hood, anatomical footbox and an ergonomic mummy shape - ultralight doesn't have to mean ultra tight
- YKK #5 zippers with zipper plow provide reliable, snag-free operation
- Baffle construction specific for each use: Sewn through for lighter weight (7°C|45°F), Hybrid box baffles in torso/sewn through in leg area (-1°C|30°F) or full box baffles for maximum warmth (-9°C|15°F)
- Sea to Summit Guarantee is offered for the Lifetime of this product
- Weight:
- Regular: 730g
- Long: 786g
- Double: 1.5kg
- Internal hip circumfrance:
- Regular: 135cm
- Long: 245cm
- Double: 246cm
- Packed dimensions:
- Regular: 15.5 x 22.5 x 41cm
- Long: 15.5 x 22.5 x 41cm
- Double: 18 x 27.5 x 47cm
- Recommended user height:
- Regular: 185cm
- Long: 198cm
Shipping
All orders received by 2pm weekdays are dispatched the same day when purchasing in-stock items.
Returns
If you receive any items that you are unhappy with for any reason, simply return to us within 60 days in the condition that you received them and we will happily offer a store credit or refund.

