This shell jacket from the high-performance apparel brand ALLTERRAIN 81 is engineered for stress-free mobility, based on DESCENTE’s proprietary "Sweat Mapping" and "Stress Mapping" theories. It utilizes supple, micro-stretch three-layer DERMIZAX fabric (with a custom purple tricot backing). The jacket maximizes comfort during prolonged urban commutes and active scenarios through multiple ventilation structures, including a dual zipper and a back vent, which efficiently expel uncomfortable heat and moisture. Further enhanced with a one-hand adjustable "easy wrist adjuster" and the water- and windproof capabilities of "AQUA SCREEN PRO" this piece is designed to achieve the ultimate level of comfort in urban and active settings.