A guide to choosing ski mountaineering racing skins. This video was created with Pete Swenson of the US Ski Mountaineering Association with the support of Boulder Nordic Sport.

Pete Swenson of COSMIC, the Colorado Ski Mountaineering Cup and the USSMA demonstrates a fluid transition from uphill skinning to a bootpack.

Pete Swenson of COSMIC, Colorado Ski Mountaineering Cup, and the USSMA demonstrates the proper technique to go from a downhill skiing position, to an uphill skinning position. Transitions are a huge part of ski mountaineering races. You can lose, or gain, a lot of time here.

Pete Swenson of COSMIC, Colorado Ski Mountaineering Cup and the USSMA demonstrates the proper technique to go from an uphill skinning position, to a downhill skiing position. Transitions are a huge part of ski mountaineering, or randonee, races. You can lose, or gain, a lot of time here.

Pete Swenson of COSMIC, Colorado Ski Mountaineering Cup and the USSMA gives a quick intro on the basics of the equipment needed and technique to enter and compete in the world of skimo racing.