Protecting against biting winter winds, the lightweight Nylon ripstop outer fabric works alongside our APT breathable liner and Primaloft Active Vent insulation to trap vital warmth and manage moisture effectively. Comfort and protection are enhanced with our low profile waistband and OUTSIDE-IN abrasion resistant construction, whilst the gear compatible pocket configuration are articulated fit ensure adaptable freedom of movement on the mountain.Montane Mens Fortes Lite Pants Features: APT technology utilises breathable lining fabrics to maximise insulation performance direct to the body, with protective face fabrics to lock out cold weather Outside-In construction utilizes the durable face fabrics internally on high abrasion areas Included Cube stuff sack for efficient packability has been constructed to provide maximum fabric for use as a garment repair Low profile elasticated waist provides secure flexible fit OFFSET seam intersections improve construction, durability and comfort Full length 2-way YKK Natulon recycled side zip offers easy access and adaptable ventilation Single harness compatible YKK Natulon recycled zipped thigh pocket Elasticated hems with press stud adaptability Regular Fit for core outdoor activities Barrier Tough + A densely woven mini-ripstop textile using super lightweight 12 Denier recycled nylon yarns, excellent abrasion resistance for its weight. With an acrylic coating for increased weather protection. 60 g/m² PrimaLoft® Gold Insulation Active Vent PrimaLoft® Lightweight warmth and thermal efficiency, designed for breathability and effective moisture management. Packable insulation that remains warm even if wet. 4-way stretch enables freedom of movement. APT - Air Permeable Technology utilising a 10 denier recycled nylon ripstop fabric with engineered air permeability of 10cfm to maximise insulation warmth, efficiency and end-user comfort.