The Halti TRIPLA HYBRID insulated skirt is designed to be an extra layer worn over trousers or leggings. It has a quilted design and a light, warm Microtherm filling. Stormwall Softshell material used around the waist and on the sides provides an optimal fit even over the base layer. The skirt features an elasticated waistband, a full.length zip on one side, and a short zip on the other side.