lt's made of fine plaster and innoxious rubber materials and clean gaceze. Main Function: The plaster won't lose when it's put in water. lt can be used in common water within 15s. When it's cured, it has good intensity and exsiccation. lt won' t get damp and soft. This product also has good appearance and feels smooth. This product is damp- proof packed and can be kept for long. lt also has stable curing time. Quick dry: 2min -- 5min Commen:4min -- 6min. lt' S used for reshaping and fracture fixation.