The Men’s DISCOVERY HZ is a highly versatile mid layer that can be worn year round. The lightweight top is made from a combination of polyester and elastane. This stretchy material means you’ll have all the movement needed when staying active. It also improves comfort by keeping you dry, warm and protected wherever you are, whatever you’re doing. The binding at the cuff and hem ensures a snug fit and keeps all the warmth in on chilly days.