Soft shell construction provides flexibility and weather resistance; Performance leather palm delivers superior durability and grip; Triplex insulation system utilizing Primaloft Gold insulation delivers superior warmth-to-weight performance; Dryfinger Reflection waterproof/breathable insert combines weather protection with heat reflection; Micro-V lining enhances comfort and moisture management; Secure leash system prevents loss during mountain activities; Warmth Level 4: Down to -10 deg F / -22 deg C