There are three types of hair dye - temporary, semi-permanent, and permanent - each with their own chemical formulations.

PROCESSING TIME : UP TO 7-10 WORKING DAYS IF NOT IN STOCK
SHIPPIMG TIME : 4-10 WORKING DAYS DEPENDS ON YOUR COUNTRY ZONE
Check out hair extensions coloring ideas and instructions here. Dying or bleaching, lighten or darken, get blonde, black, green, gray, a key switch.