Some things have to be taken into consideration while buying and using hair extension. You can observe keenly at the feather extensions and determine whether it is of superior standard or not. The product is perfect when its cuticles are unidirectional. Cuticles are same as shingles on the top of a house. If they are not kept in order in the identical direction, they twist with each other giving rise to disordered cheap hair extensions. When hair is kept in order with its cuticles facing in identical direction, the curly hair products appears bright and more natural.