California CostumesCalifornia Costumes Boys Dragon Slayer Costume, Medium (8-10)

Is the medium size, size 8-10?

Can I know is this regular kids size or toddler kids size. My boy is 10 year old.what size should I order?

Does this come with boot covers? It doesn't list it in the description.

Im going to buy this costume for my 5 and a half years old, im not sure what size to choose, he wears size us6-us7, could u help me please?