This document specifies the method for calculating the proportion of surface material on the upper surface of footwear. This document applies to footwear products for daily use. The area calculation of the surface material of components such as assembled shoe tongues can be performed with reference to this document.
T/OTOP 1011-2022 history
2022T/OTOP 1011-2022 Footwear – Testing method of proportion of materials for uppers