Heei Dreadheads! <3

i want my dreads longer.. so i want hair ekstiensions in them. is it best to make dreads whit fake hair og realy human hair? or is it dosent matter what to do?

My dreads is werry fine and i still love them so much! But my problem is my hair is growing like everybodys hair do. and i have lose mycrochet hook to fix it so i can make new hair to dread also. Is there a way to make new hair to dreads whitout things or i am need to buy?