Pumice stones alternative for Denim Washing. Man-made stone or Artifical stone .人造浮石代替天然浮石用于牛仔水洗

Pumice stones alternative for Denim Washing. Man-made stone or Artifical stone .人造浮石代替天然浮石用于牛仔水洗，更耐磨，泥沙量少，减轻污水处理负担。

.人造浮石代替天然浮石用于牛仔水洗