Theoretical provisions on the composition, structure, properties of polymers and plastics, natural, artificial and chemical textile fibers, nanomaterials are considered. Characteristics of the principle of loop formation and formation of webs on knitting machines, their classification are given. The scheme of leather dressing is described. The effect of technological operations on their quality is shown. The structure of metals, their properties, the assortment of ferrous and non-ferrous metals used in the production of consumer goods are characterized.