Product Specifications Material: food grade Product Size: about 16.5x15.5 cm / 6.5x6.1 inch Filter change time: once a month to get good filtering effect. Tip: clean the pump regularly to prolong its service life Package: 8 x Filter Note: 1.Please allow 0.5-1 inch difference due to manual measurement. (1inch=2.54cm) 2.The color of the actual items may slightly different from the listing images due to different computer screen, thanks for your understanding.
