Reduces sulfur odor, chlorine and scale and lasts up to 6 months.

Manufacturer's description on Amazon: Culligan Inline Shower Filter Chrome (ISH-200C) Package includes one ISH-200C Shower Filter plus WHR-140 Cartridge is included. Also comes with Teflon tape and filter change reminder sticker. Culligan In-Line Shower Filter fit standard 1/2" Thread shower heads. Reduces the effects of chlorine and sulfur odor for a more enjoyable shower. Its easy to install (no tools required) and change the filter. Also has a 1-year warranty. Remember to change filter regularly! Each Cartridge Filter life is 6 months or 10,000 gallons. Culligan'S entire line of sediment filters, shower filters and drinking water filters are the perfect choice for your home, apartment, condo, dorm room, or anywhere you want to enjoy cleaner water. Designed to make a good shower even better, Culligan's in-line shower filter is perfect for the consumer who prefers his or her existing showerhead but has concerns about the water coming from that showerhead. Reduces Chlorine, Sulfur Odor, Scale, and is Bacteriostatic The term 'bacteriostatic' indicates that the system limits the passage or growth of bacteria that may already exist in the incoming water. It does not mean that the water leaving the system is safer than the water entering the system. A refreshing shower is something we all look forward to every day and sometimes more than once a day. Now that you'll be showering in filtered water, your shower experience will be even more enjoyable! Here's why: Chlorine is an irritant. Your Culligan In-Line Shower Filter reduces the Chlorine that may be present in your water. Depending on your water source, you may notice the odor of sulfur in your shower water. We can all agree that the smell of "rotten eggs" is not something we hope to experience in our daily shower! Your Culligan In-Line Shower Filter reduces this odor for a fresher shower.