The AEE Harness SERIE SD (SD19F and SD21W) is a versatile and lightweight safety harness system designed for a variety of activities, from mountaineering and caving to rock climbing and rappelling. This system is made of high-quality materials and features adjustable straps and buckles to ensure a comfortable and secure fit. The SERIE SD also includes multiple attachment points, allowing for a variety of equipment and accessories to be added. With its superior comfort and safety features, the AEE Harness SERIE SD is the perfect choice for any outdoor enthusiast.