Sea To SummitSpark -18C / 0F - Sleeping bag

The Sea To Summit Spark -18C / 0F sleeping bag is ideal for winter outdoor adventures. Lightweight, comfortable, and ultra-warm, it will accompany you on your icy expeditions. With a limit temperature of -18°C and a comfort temperature of -10°C, it guarantees cozy nights even in extremely cold weather.

The Sea To Summit Spark -18C / 0F can be used as a blanket, and its spacious footbox offers generous space for your feet. The technical hood ensures optimal insulation, and the ergonomic collar protects against the cold. Made with premium materials, this sleeping bag features a waterproof and breathable exterior, as well as RDS-certified goose down filling that provides exceptional thermal insulation. Its Ultra Dry Down treatment makes it moisture-resistant for long-lasting performance.

• Weight: R: 1113 g / L: 1204 g
• Compressed sack size: 20 liters
• Comfort temperature: -10°C
• Limit temperature: -18°C
• 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. 10-denier Nylon waterproof and breathable hood and footbox.
• Technical hood with soft-touch adjustment. Extra deep for a comfortable feel.
• No anti-draft tube. Spark -1C/30F & -9C/15F & -18C/0F One anti-draft tube filled with down along the upper part of all zippers.
• Compatible with Sea to Summit women's sleeping bags
• Goose down treated with Ultra Dry Down for better water resistance in humid conditions. Featuring a 10-denier nylon shell and lining, these lightweight fabrics offer breathability, protection, and effective temperature regulation for optimal outdoor comfort. The waterproof and breathable characteristics of the 10D nylon provide additional protection and prevent exposure to condensation on tent walls. The mummy cut maximizes thermal efficiency and offers better heat retention with a lightweight design for warmth, compactness, and outdoor comfort.