My hair is really thin and short hair what shampoo should i use to make it thicker and longer?

Mane n Tail....a.k.a the horse shampoo....I have the same kind of hair, and I've been using it for awhile...GREAT results!My hair is really thin and short hair what shampoo should i use to make it thicker and longer?
i dont know how to make it longer (u will just hav 2 be patient) but u can use sunsilk shampoo/conditioner... there's also a creme to go with itMy hair is really thin and short hair what shampoo should i use to make it thicker and longer?
whatever you do, DON'T use clairol herbal essences. it made my hair fall out.
layers