The all new eat mtntough nutrition program combined with the mtntough 45-70 heavy pack program.
The 45-70 is a progressive 9-week strength program that requires nothing but a backpack or rucksack.
Utilizing your pack, we walk you through the process of building your own tiered weight sandbag kit, for a true strength training periodization. The 45-70 is the #1 program to build a strong foundation of fitness, all-around work capacity, and endurance with no gym or equipment.