Item type:Water Filter Size: 8 cm high (Before Stretch) and 3 cm wideMaterial:Bamboo Charcoal, PVC Rubber, Zeolite, CarbonApplicable: Adjust tap heads design and suitable for the nozzles (16 ~ 23 mm)Notes:Blackwater will flow out at the beginning of the work. This is due to activated carbon powder. It can be used normally in 5-10 seconds. Avoid long-term use in hot water, preferably at 50 degrees Celsius. Depending on the water quality, we recommend that it be replaced every two months.Package includes:1 * Water Filter