4) please straighten hair if hair is straight when it is wet ; please gel hair if it is wavy.
5)You can perming dyeing, but please remember do not do this too frequent, and remember to use the nutrition water.
6) don''t blow hair root too nearly by dryer; don`t grasp hair root when washing.
7) don''t cover hair productions under the sun in a long time.
8) don''t swim wearing hair extension.
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