【20 LAYERS FILTRATION】KDF 55, alkaline ceramic balls, activated carbon, calcium sulfite and other filter materials ensure the best efficiency for cleaning water quality. 20-layer filter materials can effectively reduce chlorine, heavy metals, rust, sand and other sediments.【IMPROVE YOUR SKIN, HAIR AND NAILS】With this filter, your skin will be soft and moisturized, balance your PH and INFUSE BENEFICIAL MINERALS into your skin, nails and hair from the first start. Suitable for family use, suitable for the elderly, pregnant women, children, work fatigue, bring healthy bathing enjoyment.【HIGH PERFORMANCE】Apply to cold water and hot water bath, the High temperatures do not affect the operation of the product itself. This shower filter does not change existing water pressure, provides you with soft and healthy water. With the anti-limescale shower filter, you will find that soap and shampoo sparkle better and that your skin and hair are better hydrated.【HARD & SOFT WATER FILTER】Contains a total of 2 filter cartridges. The capacity of each cartridge is 12,000 gallons of water, which provides clean, odorless water and can be used by a family of four for 6-8 months. Delivery includes：1x20 shower filters, 2x replacement filters, 1x Teflon tape, 2x silicone seals.【UNIVERSAL COMPATIBILITY】No tools required. Universal cartridge standard size 6.9 x 6.1 cm, our shower filter is easy to install in any home. The shower filter uses a standard 1/2" thread and is compatible with wall mount, hand shower, rain shower and combination shower heads.