[Compatible models and sizes]: BL660/BL770/BL740/BL771/BL773CO/BL810/BL810C/BL810Q/BL820 BL830 QB3000/QB3000SSW 30/QB3001SS 30/QB 3000QBK/QB3004/QB3005. [Material and Product Efficiency]: Made of healthy plastic material that does not contain bisphenol A, it has complete functions, excellent sealing performance, and is not easy to leak.
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