The Rapid pants use Helly Hansen's highest quality membrane material, Helly Tech Professional. The insulation is also top-notch, featuring PrimaLoft Silver. A great choice for versatile skiing! The adjustable waistband adapts to different thicknesses of base and mid-layers. - Regular fit - Comfortably stretchy outer fabric - Helly Tech: waterproof, windproof, breathable, all seams taped - PrimaLoft Silver insulation - Reinforced leg cuffs - Silicone grip on the snow gaiters to keep them in place - RECCO avalanche reflector The outer fabric has a moisture-repellent treatment that is PFC-free.