is it just a back pack or can you attach weights to the limbs also?
Discussion
It’s just a backpack designed to hold heavy weight, a weighted vest would be a good idea too. Anything that adds resistance to build strength
is it just a back pack or can you attach weights to the limbs also?
It’s just a backpack designed to hold heavy weight, a weighted vest would be a good idea too. Anything that adds resistance to build strength