This disclosure extends to systems, apparatus, and methods related to the creation of customized hair extensions. Systems in accordance with this disclosure may include unique tresses for creating custom hair extensions. These multi-purpose designs enable the tress to be used for different hair extension styles easily and quickly in any style and then easily attach the custom hair extensions for wear. These unique tress designs may allow for attachment to the user's hair in multiple ways. The uppermost slat may be configured for seamless sew-in attachment, a series of connection holes may be positioned for attachment to user's hair pulled therethrough by beaded or tube attachment, with upper holes allowing for a halo-style attachment, and parallel rows of slots allow for hair integration to provide attachment to the user's natural hair, with the blending of the attached wefts with the user's natural hair.