You will wear out long before these boots do I am a big guy 6'7" 400 pounds and stand tall in size 17 boots I work mornings in the woods evenings in a factory 16-18 hours a day I'm on my feet working I have a pair of these I bought over a year ago I am still wearing and for me getting a yearout of a pair of bboots is huge the only reason I bought a new pair was because my employer will pay for the pair or I lose the credit so I bought another pair to stick in the closet until I somehow wear out the pair I have oh and xl feet is the greatest they keep these size 17 feet warm healthy safe and comfortable keep up the great work guys