Traditional fashion aspect Saudi cultural heritage, enriching national international culture fashion sector modern, contemporary way. Research focused identifying most important design principles points follow consider creating contemporary designs inspired Saudi heritage. This contributes preserving Saudi cultural heritage modern way keeps pace current times accepted contemporary Saudi consumer. Research aimed study reasons disappearance traditional Saudi fashion, reasons success spread international fashion, identify successful design characteristics resulting contemporary traditional fashion light research findings. Research followed descriptive analytical approach serve research objectives. Research went following procedures: studying traditional international fashions, identifying target group, conducting interviews target group collect study data questionnaire comprising three axes, analyzing results. Conclusions drawn: Most prominent reasons disappearance traditional heritage fashions difficulty wearing long periods weight, multiple layers, lack development innovation designs colors. Difficulty obtaining high-quality fashions, rarity, high prices, unsuitability practical life women's new tasks labor market. Most important reasons success international fashion sweeping Saudi market, practicality lightness simplicity, suitability all body types, skin types times, variety styles, materials cuts, compatibility culture Saudi society, high quality reasonable prices. Points designer must follow ensure success modern traditional fashion: must available markets light colors materials practical comfortable designs few layers, feminine, short cuts modest models, modern traditional fashion becomes suitable all times, skin types body types.