You want to explore places, meet people, and achieve fitness goals. We know - nowadays time is limited. It's a good thing we've 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 of a lightweight aluminum frame. Equipped with durable Shimano components that can withstand daily use on the world's roads for years. Powerful hydraulic disc brakes ensure safe braking in all conditions, and comfortable, ergonomically designed Body Geometry contact points take the fear out of longer rides. 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 in the Sirrus.