Classic version of the high-performance base layer pants with LIFA® Flow technology for optimal moisture management HH LIFA® Mid is a high-performance base layer that offers optimal moisture management and lightweight insulation for tasks at any time of the year. HH LIFA® Mid is an advanced base layer with two-layer construction, made of 100% Lifa fiber on the skin and breathable technical fibers on the outside. In practice, an unbeatable combination for optimal moisture management, a heat that does not weigh down and comfort throughout the day. Weight: 240g FEATURES Base layer 2 in 1 2-layer construction External 100% merino wool Lifa Technology® inside Lifa Construction® Flow Non-Irritating Material Flat Seams 225g/m2