KasteinM. is a functional hemp-blend tee for e-bike rides, hiking, or everyday wear. The Hemp Dry Stretch fabric combines hemp, recycled polyester, and elastane to deliver a natural handfeel, breathable comfort, and freedom of movement. Thanks to hemp’s natural odor-resistant properties, KasteinM. stays fresh longer – no chemical treatment required. This quick-drying shirt offers a soft, technical feel and a clean look with a subtle tree graphic on the chest. Whether on the trail or in town, KasteinM. delivers everyday performance with a conscious design.