The phrase "little feet" is an idiomatic expression that refers to a person or animal with small, delicate feet. It can also be used in a figurative sense to describe someone who is light on their feet or nimble and agile.
And so that I can have many more days hearing the precious (and sometimes at 5 AM not so precious) sound of little feet each day. (wellnessmama.com)
Two: if you are with children you reach streams and pools pretty early on in the walk, so there are rewards for little feet right from the word go. (blog.sa-venues.com)
This is my favorite rug ever, it provides beautiful texture but its soft on little feet and hides dirt well. (homebunch.com)