How to Care For Your Hair Extensions About Washing (1) Not Exceed 3 Times One Week For a Longer Lifetime (2) Refuse Using Shampoo Contain Sulfate or Hydrochloric Acid (3) Deep Care is Very Necessary For Hair Softness About Drying (1) Try to Avoid Blowing Your Hair with A Hair Dryer (2) Use A Towel to Absorb The Moisture, But Do Not Rub The Hair (3) Use A Wide-tooth Comb to Gradually Smooth Hair From Bottom to Top About Hair Restyle (1) For Dyeing, Never Bleach Hair But Can Dye it Directly into Darker Color (2) For Curling,The Contact Temperature Should Not Exceed 356 Degrees Fahrenheit (3) For Cutting,The Incision Part Needs to Be Sutured or Glued Attention Please (1) Never Sleep with Wet Hair, To Tie A Loose Ponytail After The Hair Is Dry.