is fit most fed water filter systems, The 2filter pack is a for Travel, Big, Royal, Imperial, Light, Crown ,Boroux Series, Traveler, , , Big Series, Ceramic.black replacement filters feature premium NSF42 coconut shel activated carbon ,to effectively filter odor,color,chlorine and other contaminants.Ensuring pristine, greattasting water that is perfect and your family to enjoy with peace of mind.Water Filter recommend to replace the countertop purification elements per 6000 gallons, subject to your home water conditions. Further before installing, we request you to rinse the filter interior with tap water until the water is clean, for a better performance.Affordable and Costeffetive:You can enjoy the same level of filtration and performance as name filtersbenefits of highquality water filtration while keeping costs reasonable and costeffective.Color: BlackMaterial: MetalPackage Contents:2 x water filterOnly the above package content, other products are not included.Note: Light reflection 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 +/ 13cm.