The adapter between the shower head and the screw part, and the packing are brand new and unused! This shower head removes 99.9% of chlorine and has a 90% water-saving effect while maintaining strong water pressure. ※ Please disregard the penguin ruler in the photo; it's just being used to hold things in place! - Model: HS-13 - Function: 99.9% chlorine removal - Water Pressure: Strong - Water Saving Rate: 90% Thank you for looking! #ShowerHead #Packing #Adapter #ScrewPart #SavingWater #Clean