Sea to Summit Spark Down Sleeping Bag

The Spark -1C/15F Down sleeping bag from Sea to Summit is an ideal sleeping bag for adventurers who prioritise comfort when expedition conditions become extreme.The shape of this model has been designed to fit your body shape as closely as possible, with a resized hood and improved zips. Ultra-lightweight, it offers an exceptional weight-to-warmth ratio, with a 850+ fill power. Compact, this minimalist sleeping bag is perfect for long hikes and provides an excellent balance between volume and performance.The mummy shape helps retain maximum heat, and it is also filled with 850 CUIN RDS down treated with Ultra-Dry™ to make it moisture resistant, preserving its performance in all conditions. Its very lightweight 10D nylon construction ensures minimal bulk and good breathability. For your comfort, the Spark features sewn baffles at the chest level to prevent it from sliding during the night. This model includes a half-length zip and a draft tube integrated into the zipper to prevent heat