Specialized Sirrus 2.0 Step-Through Size:M Ultralight down mummy bags that

Ultralight down mummy bags that feature expandable panels for customizable fit – patent pending

MG multigrip pattern base has solid grip

Weight 92 g (case only: 64 g)

Reflective decals and Stix Light compatibility makes for seamless day and nighttime visibility

Swix F4 Warm Liquid Glide wax is a fluoro-free premium wax for temperatures -4°C/25°F and warmer

Specialized Sirrus 2.0 Step-Through Size:M Ultralight down mummy bags thatYou 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. Sirrus features an alloy frame and steel fork construction, as well as reliable MicroSHIFT components that are built to withstand years of daily abuse on the world's pavement. Powerful hydraulic disc brakes provide reliable stopping