The Helly Hansen Alpha LIFALOFT Ski Pants maximize the wearer&';s capabilities on the mountainside. These popular performance ski pants feature their waterproof/breathable HELLY TECH Professional technology to protect them during long days on the slopes. They are insulated with LIFALOFT, delivering warmth without the bulk. When output levels increase, the pants have outer thigh-vent zippers to release heat. The pants are fully adjustable for optimal fit and feature boot gaiters with silicone grips for comfort. They added Bemis reinforcements to the bottom hem to ensure these ski pants endure season after season. They also have a RECCO transponder for findability. Helly Hansen is committed to reducing environmental impact, and these pants are a certified bluesign product. Garment Subtype: Insulated Ski Pant Waterproofing/Breathability: HELLY TECH PROFESSIONAL technology (Waterproof, windproof and breathable) Insulation/Lining: LIFALOFT insulation by PrimaLoft (70% Polypropylene, 30% Polyester) Fit: Fitted Weight: Not specified Fabric: Shell: 85% Polyamide, 15% Elastane (4-way stretch fabric), HELLY TECH Professional fabric Construction: Fully seam sealed DWR Treatment: Durable Water Repellency (PFC-free) Ventilation: Outer thigh-vent zippers (not listed in features, but included in description) Key Technology: LIFALOFT, RECCO transponder Pockets: Not specified Reinforcement: Bemis reinforcements to the bottom hem Adjustability: Fully adjustable for optimal fit, Adjustable waist Gaiters: Boot gaiters with silicone grips Zippers: YKK zippers Certifications: PFC-free, bluesign product Other Details: SKI FREE eligible product Center Back Inseam: 84 cm