MONTANE Ice Guide Jacket - AW16 Construction - Constructed from hyper breathable POLARTEC NeoShell Light fabric. PRIMALOFT SILVER ECO Insulation - A remarkable, hyper breathable and highly packable insulating fill. 133g/m, 100g/m, 60g/m, 40g/m performance synthetic mid-loft insulation PEAQ Synthetic - Exceptional comfort next to skin Highly breathable and fast drying. 56g/m ultra soft nylon plain weave PERTEX Microlight Stretch - Dense weave prevents excessive heat loss and offers warmth without weight. 49g/m 100% Polyamide mini rip-stop weave 20 denier textured yarn creates stretch PERTEX Microlight Mini-Rip-stop - 52g/m 100% Polyamide mini rip-stop weave Air permeability 1.0cc max (JIS L 1096 / ASTM D737) Spray rating 80 / 20 (JIS L 1092) Abrasion resistance 40,000+ at 12.5k PA (BS EN ISO 12947-2)