Crib questions

Asyia • ♡Malasyia Frances Thomas♥ Shermall Jermel Parker Jr 👑my sweet angel in heaven Mommy loves you∆#MALLY🤴🏾

I have my little ones crib already

Besides the mattress and blankets

What else is needed for the crib ?

Is two mattresses used to get bed to sit up high in the crib?