Fizik arione r3 kium saddlethe arione is 1 of fiziks 3 spine concept mens road saddle shapes of these 3 the arione shape is flat narrow and long arione r3 is for the snakeflexible spineif you are very spinally flexible far less than 90 degrees between your straight legs and your back when bending over as far as you can keeping your legs straight a shoulders width apart you are a snake you achieve the performance position using your spinal flexibility alone not rotating your pelv