When your plans are ambitious and your sleep is essential, the Parsec is your best friend. Made to deliver ultralight comfort for alpine nights, it&&';;s now filled with highly compressible, warm and resilient 900-fill hydrophobic down. The soft, durable recycled nylon shell is easier on the planet, while the anti-snag YKKA(R) zipper prevents wear and tear with easy entries and exits. The updated baffle structure and zoned insulation strategically locate more down in priority areas, while our down-lined Toe-asis(TM) foot pocket gives you a place to rapidly warm cold feet. Finally, an internal stash pocket holds your phone to preserve battery against the cold or keeps a small water filter from freezing. A premium 900-fill down bag ideal for three-season, fast-and-light backcountry pursuits. Recycled Shell & Liner: 100% recycled fabrics are eco-friendly while being lightweight, soft and durable. Ultralight Warmth: Now with premium 900-fill hydrophobic down; RDS-certified and PFAS-free; more down than ever before provides exceptional warmth. Responsible Down Standard: RDS certification that ensures the waterfowl in the down supply chain are treated humanely. Packable Comfort: 900-fill down provides excellent loft and compression; bag fit is designed for ideal blend of comfort, heat retention and packability. Zoned Insulation: Updated baffle design maximizes warmth and trims weight by concentrating down where you need it most. Toe-asis(TM) Foot Warmer Pocket: Rapidly heat cold feet with a baffled, ergonomic and insulated pocket in the footbox that helps concentrate warmth. YKKA(R) Anti-Snag Zipper: Prevents accidental tears and eases entries and exits. Quilt and Blanket Loops: Customize your sleep system by layering quilts or tech blankets for increased warmth. More Features You&&';;ll Love: Internal stash pocket for small items; cinchable hood and draft tubes along zipper and neck to retain warmth. Compression and storage sack included.