... -proof,non-toxic,tasteless,non-polluting,etc. Upper materialsa) Terry cloth ; b) velvet ; c) Waffle ; d) Non-wovene) velvet ; f) Nap ... ) nap fabric ; l) towel fabricSole materialEVA,TPR,EVA with beaded cloth,sponge,EVA covered with synthetic leatherSole thickness1.5mm,3mm, 4mm ... from the very beginning to the very end: 1.All raw material we used are environmental-friendly; 2.Skilful workers care every ...