The North Face Summit Series AMK Superlight Sleep System Size:Reg Tread pattern features a center

Tread pattern features a center slick for a smooth-rolling ride and triple siping on the transition and side lugs for traction in loose areas

Kuhl signature thumbloops lock the sleeves down when you need to

3's solvent reservoir draws away particles scrubbed from the chain

Proprietary sole integrates with the fit and support Alpina is known for

The North Face Summit Series AMK Superlight Sleep System Size:Reg Tread pattern features a centerThe Advanced Mountain Kit is made with unparalleled precision for the worlds best mountain athletes. Our Summit AMK Superlight Sleep System is the next step in the evolution of alpine bags. It offers a wide fit so you can wear multiple layers while you sleep, meaning the bag itself requires less insulation for a lighter overall kit. Wide cut allows users apparel insulation to loft, which reduces the amount of insulation needed in the bag Combination