An embodiment of the present invention relates to an elastic wig mesh cap, wherein the mesh cap is provided with an elastic band at a cap edge thereof, the mesh cap is provided with a connection button at two sides thereof, the mesh cap comprises a front sheet of the mesh cap and a back sheet of the mesh cap, the front sheet of the mesh cap and the back sheet of the mesh cap are seamed via a suture, the back sheet of the mesh cap is provided with a plurality of wrinkles from the cap edge toward the head of the mesh cap.

Polyamide-based fiber for artificial hair that is excellent in drip resistance, texture, and productivity is provided. According to the present invention, provided is fiber for artificial hair, including a resin composition containing: aliphatic polyamide; semi-aromatic polyamide with a skeleton obtained by polycondensation of aliphatic diamine and aromatic dicarboxylic acid; and a bromine-based flame retardant.

Polyamide-based fiber for artificial hair that is excellent in drip resistance, texture, and productivity is provided. According to the present invention, provided is fiber for artificial hair, including a resin composition containing: aliphatic polyamide; semi-aromatic polyamide with a skeleton obtained by polycondensation of aliphatic diamine and aromatic dicarboxylic acid; and a bromine-based flame retardant.

Hair enhancements, additions, and extensions that are, realistic, seamless, comfortable, secure, durable, and hygienic are disclosed. Embodiments include a hair product including a first layer, a second layer having an open weave structure, a third layer, the first and third layers encasing the second layer, and a plurality of strands of hair, each of the plurality of strands of hair being affixed to the second layer and extending therefrom. Other embodiments include a hair piece including a base comprising first, second, and third layers, the first and third layers at least partially encasing the second layer, and a plurality of strands of hair extending from the second layer. Various embodiments comprising different styles of hair enhancements are disclosed.

Artificial hair fiber having shape memory and shape restoration function, artificial hair fiber having excellent flame resistance, and artificial hair fiber having low gloss appearance are provided. Provided is an artificial hair fiber including a resin composition including at least one polyamide, the artificial hair fiber satisfying at least one of constitutions (1) to (3): (1) the fiber has a modulus of elasticity of 2400 to 3000 N/mm.sup.2; (2) the polyamide has a weight average molecular weight Mw of 6.5×10.sup.4 to 15×10.sup.4 and the fiber has a modulus of elasticity of 500 to 15000 N/mm.sup.2; (3) the fiber has a modulus of elasticity of 500 to 15000 N/mm.sup.2 and the resin composition contains 5 to 20 parts by mass of fine particles with respect to 100 parts by mass of the polyamide.

A method of manufacturing a curled hair braid apparatus comprising: providing a length of artificial hair; forming a loop section, a first hair prong and a second hair prong, wherein the first hair prong comprises a first hair prong end and the second hair prong comprises a second hair prong end; rotating the first hair prong; rotating the second hair prong; wrapping the first hair prong around the second hair prong along at least a portion of the length of the artificial hair; separating a third hair prong from the second hair prong; wrapping the first hair prong behind the third hair prong and in front the second hair prong; wrapping the third hair prong behind the second hair prong and in front of the first hair prong; and wrapping the second hair prong behind the first hair prong and in front of the third hair prong.

The present disclosure generally relates to systems and methods for protecting the hair of an individual from exposure to water during swimming and/or other water activities.

Provided is a system and a heating method for the system, that includes a stand, a heatable headform disposed on a one end of the stand, and a power supply for receiving power via a power connector from an external power source. The heatable headform receives power from the external power source via the power supply. The system further includes a replaceable human hair covering formed of heat conductive material, to be placed over the heatable headform and heated via the heatable headform for performing hair processing or other chemical processing operations thereon, to simulate that of a human being.

An artificial hair fiber suppressed in formation of nodes is provided. An artificial hair fiber is structured with a fiber of drawn resin composition; wherein: when an initial tensile stress of undrawn fiber at 100° C. is taken as F0, and a tensile stress when drawn by 2.5 times is taken as F1, F1/F0 of an undrawn fiber obtained by spinning the resin composition is 1.2 or more.

The present disclosure provides a method for generating a 3D digital model used in hairpiece manufacturing is provided, which comprises: obtaining an initial 3D model of a head; identifying an outline of a target area to be covered by a hairpiece on the initial 3D model; and cutting the initial 3D model based at least partially on the target area to obtain a refined 3D model. A physical mold used in hairpiece manufacturing and a method for generating the same are also provided according to other aspects of the present disclosure.