Men’s Summit Dot Fleece 1/2 Zip. The importance of a high-performing first layer as part of your mountaineering layering system can never be underestimated. • Fabric | 120g/m² 100% polyester double-knit • Sizes | S, M, L, XL, XXL • Double-knit fabric features targeted yarn construction for optimised moisture management • Exposed, centre-front, reverse-coil half zip for quick venting • No shoulder seams for increased comfort with a pack • Bonded, lay-flat hem • Thumbholes with elastic binding for easy layering