The Big Wall Pullover Hoody is engineered with TechStretch(TM) Aero Fabric, offering warmth at half the weight of traditional fleece, and body-mapped PolartecA(R) inserts for additional thermal warmth. With an asymmetrical half zip for breathability and PolygieneA(R) anti-odour treatment, it&';s designed to keep you comfortable and fresh throughout your climb. Description Lightweight pullover fleece with an asymmetrical half zip TechStretch(TM) Aero Fabric fleece, a unique fiber featuring an innovative hollow structure designed to enhance insulation while maintaining quick drying and breathable capabilities, and weighs 50% less than conventional polyester materials Body-mapped PolartecA(R) inserts for additional thermal warmth Hood with elastic opening for a secure fit, fits under a climbing helmet 1 zippered chest pocket for storing small essentials Specs ITEM: T14 FIT: Slim WEIGHT: 260 g / 9.1 oz MATERIALS: Main fabric: 47% Recycled Polyester, 53% Polyester Side panels & hood: 91% Recycled Polyester, 9% Spandex Reinforcement: 85% Recycled Polyamide, 15% Elastane Pocket lining: 100% Recycled Polyester