4 pack of replacement filters. Works with most shower water filter Skin troubles Rashes, Itchy Scalp Maybe it's your water. Clean water is vital to health, and you should ENJOY YOUR SHOWER TO THE FULLESTIt's hard to see what's actually inside the water you shower with. Often it's full of chlorine, rust, dust, and other . What if we told you that you can shower with purified, clean water All you need is 15 stage water filter and you can Make your morning shower a time for and revitalization for your skin!'t waste tons of money replacing your pipes. Houses are aging all America, 't worry! A simple change in your bathroom can do the trick. Just add this water filter to your showerhead and you will see a difference in your skin right !EASY NO-TOOL INSTALLATION: If you're enough to screw in a light bulb then installing this product will be no problem. remove your old shower filter or chlorine filter and replace it with this in minutes!WORKS with ALL SHOWER TYPES - including fixed, rain and handheld. No tools required.Colour:WhiteMaterial:plasticSize:6.5x6cmPackage Contents:4x Shower Filter WaterOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.