The subject innovation is cut file once with perforations pattern-elastic yarn (1) of the present invention relates to light-out knitted back bars (L 1) is 0-0 / 1-1 / 0-0 / 2-2 / 1-1 / 2 -2 in the organization of the mark, the inelastic yarn (2) of the first middle mae (L 2 ) is of the mark of 1-0 / 0-1 / 1-0 / 1-2 / 2-1 / 1-2 When organized into a tissue and the inelastic yarn 3 of the second middle bar L 3 is organized into a tissue represented by 1-2 / 1-0 or 2-3 / 1-0, the front bar L 4 Inelastic yarn (4) 2-3 / 1-0, 3-4 / 1-0, 4-5 / 1-0, 5-6 / 1-0, 6-7 / 1-0, 7-8 / It is organized into any one of 1-0, 8-9 / 1-0 or 9-10 / 1-0 markings to cut the pilot to give elasticity to improve fit and to form a perforated pattern. It gives a breathability and decorative effect by changing, and burns out part of polyester by melting it out of sheared fabric, so that the luster of various colors is manifested.
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