This standard specifies the terms and definitions of footwear components, names, bases, materials, testing, processes, equipment, and lasts used in the footwear industry. This standard applies to the combination of sewing, gluing, molding, vulcanization, injection molding, inserting, pouring and other processes, using various materials such as natural leather, artificial leather, synthetic leather, textiles, and two (including) or more materials as the upper surface. into footwear.