... elastic pulling, abrasion is very good, not easy deformation.Shoes material classification and characteristics of main material into ... the existence yellowing, hydrolysis, cracked, easy KaiJiao QiDianXie problems, such as football shoes material used.5, PVC, synthetic resin ... protection against, problems and use less commonly, QiDianXie football shoes material.6, MD, dragon bottom) : EVA disposable ...