... deformation.Shoes material classification and characteristics of main material into rubber sole, PU, PVC, MD, TPR, EVA, etc.1 ... contain more elastic vinyl acetate, the better.2 and natural rubber, synthesis, divided into two kinds, wear-resisting, good elasticity ... and use less commonly, QiDianXie football shoes material.6, MD, dragon bottom) : EVA disposable foaming shapes, softness, high elasticity, ...