About This QUALITY MATERIAL: Our bathroom sink filters are made of high quality ABS and stainless steel, which are not only durable but also high temperature resistant. Transparent body design, easy to observe the filtration effect and filter cartridge usage PACKAGE INCLUDES: The set includes 2 bathroom faucet filters and 10 sink cartridges, the sink cartridges are replaceable. Bathroom sink filters may turn yellow and black after a period of time, please replace the cartridges according to the actual situation REMOVES CHLORINE AND CHLORAMINE: Our sink faucet filter is a great solution for families seeking clean, safe water. It features an advanced carbon filter that removes contaminants such as chlorine, chloramines and other impurities, allowing you to enjoy fresh water straight from your faucet EASY INSTALLATION: You just need to remove the original bubbler on the male faucet, replace it with our faucet mounting filter and tighten it clockwise. After removing the bubbler from the female faucet, install the white adapter ring onto the faucet and tighten the faucet WARM TIPS: Sink cartridges are replaceable. When the bathroom sink cartridge is used for a period of time, the cartridge will turn yellow and black, please replace the cartridge in time according to the water quality in your place Overview Material : Carbon Fiber Product Dimensions : 1.57'D x 1.57'W x 2.95'H Item Weight : 0.1 Pounds External Testing Certification : UL Product Benefits : Reduces Sediment