Lifa® Active is a performance base layer, delivering superior moisture management and lightweight insulation for all your outdoor activities. The Lifa® Active pants have an advanced 2-layer construction with 100% Lifa® fiber next to skin and wicking technical fibers outside. All in all, an unbeatable combination for moisture management, lightweight warmth and all-day comfort. Lightweight insulation 2-layer construction Lifa stays warm fibres inside Moisture wicking polyester exterior Flat seams Helly Hansens 2-layer system enables maximum moisture management while keeping you warm all season long. Lifa Active is a performance base layer, delivering superior moisture management and lightweight insulation for all year activities. All in all, an unbeatable combination for moisture management, lightweight warmth and all day comfort.