IDS international design supplies is located in the midst of the large fashion district in LOS angeles. California. International design supplies. Inc. (IDS LA) is a leader in retail sales for fashion design rooms. Pattern makers. Garment cutting rooms and production lines. AS well AS independent fashion designers. Fashion enthusiasts of ALL sorts and fashion design students in colleges throughout the state of california. IDS has steadily grown into ONE of the areas leading retail sellers in the industry.