NORSE PROJECTS Aros Tech Performance Slate Grey. The Aros Performance Chino is the natural evolution of the classic Aros, a slim chino pant, constructed with a performance stretch twill. The breathable fabric is finished with a PFC free DWR to stay dry and comfortable. Durable and essentially crease-resistant, it will stay clean even when stressed and wrinkled, quickly returning to its natural appearance.Cut with a mid rise and a slim leg. Finished with a zip fly and refined internal detailing. 100% polyester.