Spark SPIII, -8C / 18F, Reg < 40% The Climbers: Each story includes

The Climbers: Each story includes a climber profile

The material used in their Bacun Pants for men is now even more stable yet provides the same freedom of movement

This design results in a very low-profile fit

the 200 Oasis Legless are Icebreaker's ultra-comfortable base layer bottoms that make the perfect foundation for your everyday cold-weather layering system

The Spark™ Ultralight Mummy Sleeping Bag Series spans everything from an ultralight down-filled liner to a mid-winter fast-and-light sleeping bag

Spark SPIII, -8C / 18F, Reg &lt; 40% The Climbers: Each story includesThe Spark Ultralight 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 for the designed end use. Ultralight does not mean ultra tight: The Spark sleeping bags are snug but still have adequate girth for the performance oriented backcountry user.