Sea To Summit Spark Ultralight Sleeping Bag 5°F | -15°C Size:Regular Side rails make it easier

Side rails make it easier to stay on the pad through the night

(SOG Assisted Technology)

Base delivers exceptional non-stick performance

Whether you're in a hunting blind

Sea To Summit Spark Ultralight Sleeping Bag 5°F | -15°C Size:Regular Side rails make it easierThe Spark Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down filled liner, to a mid winter fast and light sleeping bag. Each model uses premium materials and no frills design to provide cutting edge performance. Ultralight does not mean ultra tight: The Spark mummy sleeping bags are snug but still have adequate wiggle room for the performance oriented, backcountry user. Features: ULTRA DRY Down 850+ Loft 90% Down Cluster