====== shinbox variations ======
  * Work on shinbox switch to low squat and others. 
    * Good for working on the hip flexors
  * [[https://www.youtube.com/watch?v=9EkeuX3MvgQ | Shinbox variations]] - Scott Hagnas
  * [[http://www.youtube.com/watch?v=YneNhRrzpI8 | Elevated shinbox]] - scott Hagnas
  * [[https://www.youtube.com/watch?v=FZh4bsL_1Dk | Shinbox switch]] - Genevafitness
  * [[https://www.youtube.com/watch?v=X3bIc5iTpk8 | shinbox basics]]- Agatsu
  * [[https://www.youtube.com/watch?v=cfp9cBclK7k | Shinbox roll]] - Craig Smith
  * [[https://www.youtube.com/watch?v=j2THv80Lhkc&t=25s | Basic Shinbox to Windmill Flow]] - TheStillnessGym (3:38)