Spark SPIII, -8C / 18F, Reg < 40% the 200 Oasis Legless are

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 Climbers: Each story includes a climber profile

5" x 16" carry case that fits easily in a tote or pack

and engaging

waterproof cover that shields vehicle seats from the remnants of dog adventures

Spark SPIII, -8C / 18F, Reg &lt; 40% the 200 Oasis Legless areThe 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.