High-quality materials: The splash filter is made of safe and durable materials, strong and durable, non-toxic and safe to use, both in hot water and cold. Easy installation: Manual installation without tools, inner hole diameter 2.2 cm, just make sure your faucet filter extender matches the size of the faucet. Anti-splash design: can reduce water impulse and prevent water splashing. The water is soft and rich and will not splash. Retractable design: The tap water filter is retractable and can be used 360, making it the faucet more practical and flexible. Adapts to water savings: Adapts from water flow to jet, saving more 50% water, saving energy and protecting the environment (not suitable for faucets with excessive water pressure). Specifications Name: Anti-splash faucet Material: PP + PVC Color: pink, blue Weight: about 40g Size: Stretched size: about 4.6 12 cm Compressed size: about 4. 6 8 cm Package includes: 2 splash-proof faucets Installation instructions 1. Immerse the elastic silicone collar in water at 50-70C for 3-5 minutes. 2. Turn the yellow knob to change the size of the lock ring. 3. When the silicone hose clamp completely covers the faucet nozzle, turn the yellow knob again to tighten the lock ring.