4 strands of protein hairs are tied on 1 strand of real hair
The protein hairs are pushed down to the hair root on the scalp and tied tight
Those having hair loss, thinning hairline, obvious hair parting line and crowns.
The technique of ZD single-point hair addition
By physically adding 4 strands of protein hair to 1 strand of real hair and tie them tight, it creates volume without pain. Just wash, blow dry, comb, perm and colour the hair after treatment, it feels nothing.
Re-pushing technique: for real hair growth of 1-1.5cm, Re-pushing technique can help to tied tight the protein hairs to the hair roots, this technique allows the hair strands to be used repeatedly.