The Farmers Walk is a one of the best functional exercises that will benefit pretty much anything.

Some examples are anything that requires grip strength, core strength, any sport explosive power, athleticism, grip strength, overall limit strength and core strength will benefit from the farmer’s walk.
The farmer’s walk involves walking while holding weights at your your side. As technique is mastered, the objective is no longer to walk but to move as fast as possible.
Keep the back flat and rigid as you deadlift the kettlebells on the outsides of both feet. With good posture, proceed walking with the weight.