You want to explore places, meet people, and achieve fitness goals. We know - nowadays people have little time. It's a good thing we developed the Sirrus to help you with all of that. Wherever you want to go, the Sirrus will take you there. The Sirrus is made up of a lightweight aluminum frame. Equipped with durable Shimano components that can withstand daily use on the roads of the world for years. Powerful hydraulic disc brakes ensure safe braking under all conditions and comfortable, ergonomically designed Body Geometry contact points make longer rides less daunting. So, as you strive to reach your goals, you will feel more connected to your bike and know that you have found the perfect partner with the Sirrus.