This hair can last for a very long time depending on how you maintain it.  Wash and treat hair as if it is your own. With a care, the hairs always last about 1-3 years.
According to the feedback we received, it lasting about 2-4 years.

For a full sew-in:
8"-12" we recommend 2 bundles;
14''-18'' we recommend 3 bundles;
20"-26" we recommend 3-4 bundles;
28''-Up we recommend 4 bundles.

For a frontal install:
8''-16'' we recommend 2 bundles + frontal;
18''-24'' we recommend 3 bundles + frontal;
26''-Up we recommend 3-4 bundles + frontal.
The hair you need is based on the size of your head and hair length personal preference.

Each bundle is weighted between 3.3-3.5 Oz (95-100 grams), including rubber bands.

Usually we will put low amount in the invoice to avoid Custom tax, but due to different policy in different countries (especially in South America and Africa), there might be some Custom tax which is not considered in the price and should be paid by buyer. You could leave a message when placing order about how much you want us to put on the invoice.