Experience the ultimate in lightweight comfort with the Sea to Summit Spark Down Sleeping Bag in a sleek Beluga Black color. Designed for adventures in mild conditions, this Regular/45F bag features premium 850+ loft down insulation, ensuring warmth without the bulk. Its innovative design includes a tapered shape for enhanced thermal efficiency and a water-resistant shell to keep you dry. Weighing in at just over a pound, it's perfect for backpacking or camping. Pack it down easily into its compression sack, and enjoy restful nights under the stars!