100 Days 100 Burpees – Day 35 boxing burpees? 05/12/2012 by Burpees For Life · Published 05/12/2012 · Last modified 26/07/2016
The Crossfit Open – 14.4 22/03/2014 by Burpees For Life · Published 22/03/2014 · Last modified 03/03/2018