Arione R3: the Arione is longer than any other saddle, flat from nose to tail and with a narrow nose, so you can move around to find your power spot. The Arione R3's Composite Glass co-injected Nylon shell provides the best support with optimized stiffness to-weight construction - with Wing Flex technology which enables flexibility where the rider's thighs meet the saddle - and an alloy K:ium rail for light weight. - Shell: Composite glass co-injected Nylon WingFlex - Rail: K:ium - Cover: Thermowelded Microtex - Thigh Glides: Thermowelded Black Microtex - Weight: 200 grams - Dimesions: 300x130mm - Integrated Clip System compatible - Spine Concept: Snake