Sea to Summit Spark Pro -9°C Down Sleeping Bag

ULTRALIGHT THREE-SEASON WARMTH

Sea to Summit’s Spark Pro –9°C Down Sleeping Bag pairs premium 950+ fill-power RDS-certified Ultra-Dry Down with ultralight 10D nylon shell and liner for outstanding warmth-to-weight performance in three-season conditions. The technical hood, anatomical footbox and Free-Flow Zip system seal in heat where you need it most and offer versatile ventilation on warmer nights—ideal for ultralight backpacking down to –9 °C.

Why Spark Pro –9°C Down Sleeping Bag?

This ultralight mummy bag balances minimal bulk with strategic insulation and versatile venting, keeping you warm—and comfortable—on three-season adventures.

Gear up for crisp mornings—add the Spark Pro –9°C Down Sleeping Bag to your cart at Land & Sea today.

Spark Pro –9°C Down Sleeping Bag Features

• 950+ Fill-Power Ultra-Dry Down: RDS-certified goose down treated for superior loft and moisture resistance.
• Featherweight 10D Nylon Shell & Liner: Highly breathable, PFC-free DWR on hood and footbox.
• Technical Hood & Anatomical Footbox: Engineered to trap warmth without restricting movement.
• Free-Flow Zip System: YKK® #5 side zipper and footbox zips for customizable ventilation and snag-free operation.
• Hybrid Baffle Construction: Combined box and sewn-through baffles optimize warmth and weight for a –9 °C rating.
• Sea to Summit Lifetime Guarantee: Product support for the life of your bag.

Spark Pro –9°C Down Sleeping Bag Specifications

• Comfort Rating: 15 °F (–9 °C).
• Fill Power: 950+ goose down (RDS-certified, Ultra-Dry).
• Shell & Liner Fabric: 10D nylon with PFC-free DWR treatment.
• Weight: 784 g (1 lb 11.7 oz) [Regular], 861 g (1 lb 14.7 oz) [Long].
• Compressed Volume: 7 L [Regular], 7.6 L [Long].
• Fill Weight: 480 g [Regular], 550 g [Long].
• Shape: Ergonomic mummy for optimal heat retention.
• Includes: 40D recycled nylon compression bag.
• Size Options: Regular (fits users up to 185 cm), Long (fits users up to 198 cm).

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