Specifications: It is in standard proportion, which is similar with natural hair style, very easy to blend into your hair. The product is easy to clean and care just using a little mild shampoo in cool or warm water. Easy and quickest way to add length or thickness to your natural hair at a reasonable price, without waiting ages for your own hair to grow. Best solution for an embarrassing moment, quick repair for a bad hair-cut. Best fiber yarn that physical properties, appearance, color and texture are highly similar to real human hair, confused as real ones.