It refers to a decorative form of cutting triangular mark patterns on clothes.
Triangular marking refers to a decorative form in which triangular marking patterns are cut on clothes and fabrics. It is beautiful and elegant and shows fashion trends. It is usually used on clothing, home textiles, curtains and other fabrics. It is decorative and practical.
Mark refers to a trademark, or a mark marked on the packaging of goods with words, graphics and symbols.