Features: Durable: Made of high-grade ABS plastic, rust-proof and durable. Can be used as shut-off for valve and water-saving for valve. Universal: G1/2 male and female shower for head shut-off for valve, fits most shower heads and shower arms. EASY TO ADJUST: Shower restrictors are useful when you want the water temperature to stay the same but need to conserve water. Also easy to install. Practical: high heat resistance and pressure resistance, and good anti-leakage effect, safe and durable. Suitable for shower connector, widely used in home, bathroom, kitchen, RV, etc. Specifications: Material: ABS Size: As Pictured Package Includes: 1x Shut Off for Valve note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.