Diploma thesis deals with the analysis of the marketing mix of the selected product for the company BOLEX, s. r. o. Thesis consists of three main parts, these are theoretical part, analytical part and discussion prt. The theoretical part is devoted to the definition such as marketing and marketing mix, which includes product, price, distribution and communication. The analytical part of the thesis deals with the analysis of the current state of marketing mix of selected product. Base on this analysis improovements for he product marketing mix are made in the last part of the thessis.