The 2021 Kjus Motion Half-Zip Women's Midlayer that ticks every box. Super cozy and stretchable thermal fabric combines with antibacterial technology for all-day warmth, comfort and freshness on the mountain. It's not called the Motion for nothing: This mid-layer features 4-way stretch fabric for superior movement through each and every turn, all day long. You'll experience all-day comfort thanks to its warmth and quick-drying, antibacterial finish.