The main problem of the article discusses the methods of developing a collection of casual clothing with elements of ethnic style, using the example of innovative technologies in the field of creating ornaments for clothing. Factors of formation of ornaments based on the structure of the human body are justified. The author considers the factors of shaping, based on special visual features of clothing in connection with ergonomic factors. Study of the specifics of ornamental motifs to transform them into a component of modern youth clothing. The authors of the article monitored the environmental approach, that is, the acquisition of knowledge about cultural values based on the selection of all the best that was created by the people, introduction to cultural folk traditions, dialogue between man and culture. When writing the article, we used author's and experimental research methods, fixing information in tables and author's sketches. The study of categories and definitions was carried out by the method of selecting and classifying information, as well as its analysis. Comparative analysis of forms of traditional and modern culture, study of bibliographies on architecture, art, philosophy, psychology; analysis of materials of scientific monographs, abstracts and dissertations, articles, creative essays of masters of architecture and art, from the point of view of the concepts, principles, conceptual and terminological formulations contained in them. In addition, private scientific methods are used: analysis of literary sources to identify current trends in the formation of art. Аs the results of the research, a collection has been developed that considers various types of clothing decoration, uses methods for including ornaments in the structural structure of the costume and provides models, calculations and drawings. The author's collection justifies the use of ornaments in connection with the selected artistic and figurative task of the collection, as well as in connection with its functional purpose. All these factors are formative. And the practical experience of this research shows the relevance of this topic in connection with the need not only to promote the historical achievements of Kazakhstan's culture to the masses and popularize them, but also as a method that helps to understand the possibilities of its translation into modern design objects. Keywords: ornament, youth, model, collection, Kazakhstan.