This will vary according to the thickness and length of your natural hair. It will also vary according to the type of hair extension and the finish you are looking for. As a general guide, we recommend buying more than less in case you need more hair to achieve your desired look.
Full head application using:
Weft extensions - 16, 18 or 20 inches: 3 packets; 22, 24, 26 or 28 inches: 4-5 packets
Tape Extensions - 16, 18 or 20 inches: 4 packets; 24 inches: 6-8 packets
Clip-in Extensions - 2 packets
Half head application using:
Weft extensions - 16, 18 or 20 inches: 2 packets; 22, 24, 26 or 28 inches: 3 packets
Tape Extensions - 16, 18 or 20 inches: 3 packets; 24 inches: 4-6 packets
Clip-in Extensions - 1 to 2 packets