Outdoor Research Tundra Aerogel Slip-on Insulated Bootie Footwear Colour:Black These cylinders

These cylinders

so it works with any type of shoe and stores easily when not in use

These pants also uses its back pocket as a stuff sack

Unique stacked layers of fabric prevent cutting on sharp edges

this is a must have on your short

Outdoor Research Tundra Aerogel Slip-on Insulated Bootie Footwear Colour:Black These cylindersNASA approved insulation, adventurer ready slip on bootie design. Throwing a pair of the low ankle Tundra Slip on Aerogel Booties into your pack turns any snow camping, mountaineering, or backcountry hut trips into a luxurious experience without the extra weight. Each bootie features a compression resistant PrimaLoft Aerogel insert that acts as a thermal barrier between your feet and the elements, as well as a weather resistant exterior shell and