Patent ID: 11730216

Abstract:
A preparation method of a gauze-closure hair weft provided by the present disclosure includes: providing a hair piece and a glass panel, and laying the hair piece flat and fixing the hair piece on the glass panel; evenly applying TPU to the hair piece, and placing the glass panel into an oven and baking at 45-50° C. for three hours to obtain a hair weft strip; covering the hair weft strip with a first screen, applying TPU evenly to the hair weft strip covered with the first screen, placing the glass panel into the oven and baking at 45-50° C. for three hours; repeating the above steps to obtain a first and second single-layer hair weft; placing the second screen on the glass panel, fixing the first and second single-layer hair weft to the second screen with TPU side by side without gaps, and placing the glass panel into the oven for three hours.