Answer:
By the way, what never moves, wears shoes, sandals and boots, but has no feet?
What I am filled, I can point the way. When I am empty. Nothing moves me. I have two skins. One without and one within.
What is the thing which, once poured out, cannot be gathered again?
What points the way without a hand. It floats on water but exists on land?
It's like food but water kills it. What is it?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?