Don't bother compromising with the all new MerinoMaxxâ„¢ MX series. Made to deliver performance across the board, the MX series uses a special blend of yarn to give you the benefits of durable and odor free merino along with quick-drying Coolmax® to keep you on the trail. Light cushioning and FlexZoneâ„¢ technology work together for an unparalleled fit guaranteed to keep your feet happy mile after mile.Â