Tracer Sleeping Bag LinerOur newest accessory, the Tracer sleeping bag liner, is incredibly soft and patterned to match our Classic Spoon shape contours for extra comfort and light warmth on any overnight adventure. The physical layer helps shield your bag from oils and sweat, and Tracer is also treated with Polygiene Odor Control Technology, an antimicrobial finish that inhibits odor causing bacteria. By allowing users to extend the time between laundering, this bluesign