Mountain Hardwear Unisex Phantom Spark Down 28F / -2C Reg Sleeping Bag QShield Down 800-fill has an advanced treatment applied that resists heat robbing moisture and retains maximum loft in damp conditions, tight 5'' baffle spacing maximizes loft Lightweight but durable two-way zipper for easy entry and exit, down-filled face gasket comfortably blocks drafts at the hood opening Six-chamber hood design maintains even loft around head for consistent warmth, insulated draft tube with anti-snag panel prevents cold spots along zipper Comfort footbox follows natural foot position for maximum warmth and comfort Single-handed drawcords simplify adjustments, nylon compression sack and mesh storage sack included