The Kinesis Jacket is a highly breathable and quick-drying "movement insulation" jacket from Mountain Equipment, with a specially developed Octayarn Warp-knit lining offering insulation you can move fast in. Octayarn is a soft, wicking and warm fabric made from a unique cog-like fibre. It dries extremely fast and insulates superbly. Balancing the moisture transfer required for running up exposed ice fields with the durability needed for rock climbing in the high mountains. Kinesis Jacket - Men's