Thank you for viewing. This is the Housetec shower water softener "Aqua Soft AQ-S401". I opened it after purchase, but I have never taken out the contents and have kept it unused. ⚫︎ Opened only, unused item ⚫︎ Contents are unopened ⚫︎ Soft water shower, gentle on hair and skin, easily realized at home 【Product Features】 ・A shower water softener that reduces the hardness components of tap water and turns it into soft water that is gentle on the skin and hair. ・Improves the lather of soap and shampoo, reducing stiffness. ・Recommended for those with dry or sensitive skin, and those concerned about hair damage. 【Condition】 ・The outer box has some scratches and small marks from opening, but the contents are unused. ・Please refrain from purchasing if you are concerned about minor details, as it has been stored at home. Instant purchase OK, first come, first served! Please consider this opportunity✨