ꕤ Sales are irregular, so don't miss out! I'll do my best to accommodate price reduction requests and comments. ·* ꕤ Immediate purchase is welcome!! ꕤ Free shipping ⇰ I'm committed to careful shipping ⟡ Thank you for viewing my products from among many others ◡̈ Many other products are available! Please take a look ♪ → #SUI'sShop ✼••┈┈┈┈••✼••┈┈┈┈••✼ ••┈┈┈┈••✼ This 3-layer water softening filter helps prevent urinary stones. - Brand: Line Sea - Type: Water softening filter - Quantity: Since I use 2, there are 4 filters in total. - How to use: Filter for water dispenser - Features: 3-layer filter Thank you for looking.