The Helly Hansen Women s Lifa Active Graphic Pants are lightweight warm and bold fun patterns to keep you comfortable all winter long HH LIFA reg Mid is a performance baselayer delivering superiour moisture management and light weight insualtion for all year activities HH LIFA reg Mid is an advanced two layer construction with 100 Lifa fiber next to skin and wicking technical fibers outside All in all an unbeatable combination for moisture management light weight warmth and all day comfort