Specialized Sirrus 1.0 Bike Trainer Our products made with a

Our products made with a blend of recycled and renewable materials feature at least 20% total of these materials

it withstands all weather conditions

known for its perfect balance of diameter

ActiveFresh™ odor control technology

A weatherproof recycled 400D nylon canvas shell with high-density foam sub-lining keep your gear safe and sound

Specialized Sirrus 1.0 Bike Trainer Our products made with aYou have places to go, people to see, and fitness goals to achieve. We get itlife moves pretty fast, so it's a good thing we made Sirrus to help you with all of it. Wherever you're heading, Sirrus will take you there. This Sirrus features a reliable set of components that are built to withstand years of daily abuse, like comfortable Body Geometry touchpoints and fuss free mechanical V brakes. So, as you push yourself to reach your goals, you'll feel