The K1 Tempo is best for running and hiking
adjustment dials and targeted compression
The everyday essential to complete your Stoko kit
and a secure zippered pocket for your runs
and lower back—now enhanced with merino wool for superior breathability
Women's K1 Summit hiking The K1 Tempo is bestThe only base layer with adjustable medical grade knee support that's designed to help you overcome injuries, minimize pain, and get back to activity. Engineered with 90 feet of high strength cables, adjustment dials and targeted compression, the K1 Summit reinforces the knees, hips, and lower back to keep you active for as long as possible. Trusted by 30,000+ customers, the K1 Summit offers thermal fabric and is best for skiing, snowboarding or cold