UA Storm technology repels water without sacrificing breathability Windproof materials & construction shield you from the elements 100% waterproof & breathable with critically taped seams 10K/10K rating 3M™ Thinsulate™ insulation is warm yet lightweight, trapping body heat while allowing moisture to escape UA UGrow system allows legs to grow 2" to last an extra season Belt loops & adjustable waist tabs for quick fit adjustments Secure, zip hand pockets Built-in boot gaiters Grommet to secure your lift ticket Reinforced cuffs provide protection from ski edges Machine Washable- follow care instructions 100% Polyester Insulation: 3M Thinsulate KK60