This is a closure unit 150 density or 180 density . You can chose from 1b or 4/27! This hair can be dyed any color can hold a curl as well. In order to take care of unit you must wash and condition as you would take care of your own hair. This unit is very easy to apply on your own fits all sizes comes with combs and band. This unit does not come customized! You will have to customize on your own.
You can pay extra for me to customize it 

Not on hand will take 2-3 Business days to arrive for same-day pick up if you need item shipped it will take seven business days