... , 2.avirulent environmental protection, wear-resisting, recycle PC Material Shake* The material is PC , * avirulent environmental protection, wear-resisting ... , recycle* large capacity ,530ml bio shaker * Weight :161 g* pcaking: colour box bio shaker*can stand temperature ... container and the lid firmly· Shake up and down for 10 times bio shaker · Shake right and left for another10 times ...