It 's got a full - length strip of boost technology in the mid-sole .
It also features an upper of rugged leather and added paneling around the heel for increased comfort and durability to survive the harsh climes near Lake Michigan .
It 's got a full - length strip of boost technology in the mid-sole , but it also features an upper of rugged leather and added paneling around the heel for increased comfort and durability to survive the harsh climes near Lake Michigan .