Cape RobbinCape Robbin Radio Holographic Platform Ankle Boots with Chunky Block Heels for Women

My daughter is 4'11 almost 5'0 but i'm not sure and has small feet. she is a size 5. what should i get for her?

I have wife feet and idk if I should size up?should I?

What material are the shoes made of?

How high is the heel incline? Not the platform.