The Sea to Summit Flame Ultralight Women's Sleeping Bag Series is the epitome of versatility, offering a range that spans from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag. Each model in this series is meticulously designed and crafted with premium materials to deliver top-tier performance for outdoor enthusiasts.

What sets the Women's Flame Ultralight Sleeping Bags apart is the women's specific mummy fit. This design is tailored to provide optimal comfort and warmth, with a narrower fit at the shoulder and a wider fit at the hip. Additionally, the women's models feature extra down insulation compared to the unisex Spark models, ensuring that female adventurers stay toasty in cold conditions.


  • High-Quality Down: These sleeping bags feature ULTRA-DRY Down with an impressive 850+ Loft and 90% Down Cluster, sourced from premium Responsible Down Standard (RDS) certified Goose Down.
  • Ultralight Materials: The 10D shell and 7D liner materials contribute to the exceptional lightweight and compact packed size of the sleeping bags, making them perfect for ultralight backpacking and fast-and-light adventures.
  • Compression and Storage: Each sleeping bag comes with a lightweight Ultra-Sil compression bag and storage cell, allowing you to easily pack and store your bag.
  • Zipper Options: The zipper length is meticulously trimmed for gram-saving performance. Depending on the model, you'll find 1/3-length or full-length side zippers for easy access and ventilation.
  • Baffle Construction: The Flame Series employs different baffle constructions based on the model. Some have sewn-through construction, while others are fully baffled to optimize insulation.
  • Shape Matters: The Flame Series features two shape variations. The 13°C, 9°C, and 2°C models offer a contoured mummy shape, while the -4°C and -10°C models adopt a broader mummy design for added comfort.


  • Best Use: Ideal for ultralight backpacking, bike packing, bike touring, or use as a liner bag for added warmth.
  • Comes With: Each sleeping bag includes an Ultra-Sil compression bag and a storage cell for convenience.
  • Insulation: Utilizes ULTRA-DRY Down with 850+ Loft for exceptional warmth.
  • Shape: All models feature a mummy shape for maximum thermal efficiency.
  • Shell Fabric: Crafted from Ultralight 10D Nylon Shell, ensuring durability and reduced weight.
  • Zip Options: The Flame Series offers different zipper options based on the model, enhancing ease of use and ventilation.

From ultralight backpacking to bike touring and more, the Sea to Summit Flame Ultralight Women's Sleeping Bag Series is designed to elevate your outdoor experience with exceptional performance and tailored warmth for women adventurers.


Model # AFM1-WR
Barcode # 9327868095452
Brand Sea to Summit

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