~20in black virgin hair

based in Melbourne, Australia
I’m planning to shave my head so potential seller can divide my hair in smaller sections and cut closer to the scalp to yield longer than 20in in length

26yo Asian female
virgin hair, never dye/curl/straighten, no split ends
hair wash every 2 days with pH balance shampoo, no conditioner no other hair products or treatments
blow dry
neither smoke or drink