A simple primer for getting started or levelling up with cross-training for roller derby, no matter what level of fitness you’re
![A simple primer for getting started or levelling up with cross-training for roller derby, no matter what level of fitness you’re A simple primer for getting started or levelling up with cross-training for roller derby, no matter what level of fitness you’re](https://webcodeshools.com/uploads/2017/10/a-simple-primer-for-getting-started-or-levelling-up-with-cross-training-for-roller-derby-no-matter-what-level-of-fitness-youre0.jpg)
A simple primer for getting started or levelling up with cross-training for roller derby, no matter what level of fitness you’re starting with.