Precise flow control for a better shower: Handheld shower stop valve lets you quickly adjust water flow size so you get the right pressure and comfort. It also supports quick switching between spray modes for rinsing, washing hair, or gentle cleansing. Built to last: Constructed from robust brass for corrosion resistance and reliable daily use. The brass body minimizes rust and wear, making it a dependable bathroom fixture. Easy, tool installation: Designed with a stainless steel filter gasket and standard 4point interfaces to simplify setup. The shower shutoff valve installs quickly without special tools or advanced plumbing skills. Wide compatibility: Offered in both internal and external thread variations to fit a variety of handheld shower heads, toilet spray attachments, and other common plumbing connections. Compatible with standard plumbing setups that use 4point interfaces. Compact and practical performance: Smooth, responsive shutoff and flow adjustment provides immediate control when you need to pause flow, reduce spray, or switch modes during use. Use scenarios Home bathroom upgrade: Install on a handheld shower to control spray strength while bathing children, washing hair, or alternating between massage and rain modes. Watersaving and convenience: Turn off or reduce flow quickly while soaping or shampooing to conserve water without changing main valves. Attachment for sprayers and bidets: Use the appropriate internal or external thread version to add a shutoff valve to toilet spray attachments or handheld sprayers for easy on/off control. Key specifications and features Function: Handheld shower stop/shutoff valve for flow adjustment and quick mode switching Material: Brass body for rust resistance and durability Sealing/filter: Stainless steel filter gasket Interface: Standard 4point interfaces Thread options: Available in internal and external thread variations Reliable, straightforward, and compatible with common handheld shower and spray attachments, this valve gives you precise water control and longterm durability without complicated installation.