This Agner Polarlite jacket is a warm, but breathable 4-way stretch fleece midlayer with a line-structured fabric. The bodymapped design incudes additionally reinforced areas in Durastretch for increased abrasion resistance. The intelligent, technical feature set includes a fitted, ergonomic Durastretch hood designed for increased mobility and protection via side openings to conceal the helmet straps inside the collar, and two high-set, harness-friendly zipped side pockets. The athletic fit with gusseted Durastretch underarm sleeve construction is tailored for full freedom of movement. And the high-quality fleece is finished with a special anti-odour treatment