Sea To SummitSpark -1C / 30F - Sleeping bag

The Spark -1C / 30F sleeping bag from Sea to Summit is ideal for winter outdoor adventures. Offering a limit temperature of -1°C and a comfort temperature of 4°C, it is suitable for cool seasons and can also serve as a blanket in milder weather. Its mummy shape and generous footbox ensure optimal comfort, while the technical hood and ergonomic collar provide extra insulation against the cold. Made with premium materials, this Spark -1C / 30F sleeping bag combines waterproofing, breathability, and thermal insulation thanks to its RDS-certified goose down filling with a loft power of 850+ cuin and its Ultra Dry Down technology.

• Insulation: RDS-certified 850+ goose down, treated with Ultra Dry Down for better water resistance in wet conditions.
• Fabric: 10 denier Nylon shell and lining. Hood and foot compartment made of waterproof and breathable 10 denier Nylon.
• Mummy cut: snug fit with generous foot compartment and technical hood to maximize thermal efficiency and minimize bulk and weight.
• Technical hood with soft-touch adjustment. Extra deep for a comfortable feel.
• No anti-draft tube. Spark -1C/30F & -9C/15F & -18C/0F have a single down-filled anti-draft tube along the top of all zippers.
• Pairing: Spark 7 & -1 cannot be paired. Spark -9 & -18: Can be paired with Sea to Summit women's sleeping bags.
• Max user height: R: < 185 cm / L: < 198 cm
• Total weight: R: 493 g / L: 536 g
• Filling weight: R: 265 g / L: 305 g
• Compressed sack size: 8 liters