The X2 ‘Ropeless’ Battle Rope Is Transforming How We Think About HIIT – Here’s Why It Works
Battle ropes in a shoebox apartment? The idea sounds absurd, right up until you meet the X2 from Calories Planet, a gadget that lets you channel your inner athlete without needing an industrial gym or the patience to deal with thudding ropes and neighbor complaints. This crowdfunded marvel is a ropeless battle rope that dares…