Footstep with boot squishing down into a wet muddy surface.
Footsteps with boots crunching lightly on a crumbling dirt, snow or ice surface.
Footstep with boot crunching down onto dirt surface.
Two footsteps with boots crunching down onto a light soft hay covered surface.
Single hard and heavy human footstep with boot crunching down onto surface covered with cement debris.
Jard and heavy crunching human footstep. Descending onto hay and cement debris with a long sliding action.
Footstep with boot crunching down on to pea sized gravel surface.
Single human footstep wearing tennis shoes. Stepping with a light clump onto a hollow wood floor.
Single human footstep with boot crunching down onto pea gravel with a sweeping sound and small stones ...
Footstep descending onto wood dirt surface with a sliding action.