The Big Wall Pullover Hoody is crafted with TechStretch Aero Fabric, providing exceptional warmth while being significantly lighter than standard fleece. This fleece pullover features strategically placed Polartec inserts to enhance thermal insulation, making it an ideal choice for climbers seeking comfort and performance. The asymmetrical half zip allows for adjustable ventilation, and the Polygiene treatment ensures you stay fresh during your adventures. Lightweight fleece pullover with an asymmetrical half zip for easy ventilation TechStretch Aero Fabric offers superior insulation and quick-drying properties, weighing 50% less than traditional polyester Polartec inserts are strategically placed for enhanced warmth Elastic hood fits snugly under a climbing helmet Thumbholes on sleeves provide added comfort and a secure fit Zippered chest pocket for convenient storage of small essentials Weight 260 g (9.1 oz) Fit Slim Materials Main fabric: 47% recycled polyester, 53% polyester Side p