Customers that wears sew in weaves, often use the Lace Closures to cover the top area of the head where the weft hair is sewn down. They are used to cover the area that is known to many as the "leave-out". Those who are very familiar to wearing weaves know that the most important part of weaving is to make sure the area at the front hairline & crown area are well blended. They can also be used with various other weaving methods.