1. Material: PVC+copper 2. Weight: about 170 grams for 1.5 meters, 220 grams for 2 meters 3. Size: about 1.5/2 cm in length 4. Interface size: four-point interface (2 cm), most showers can be used 5. Features: anti-winding interface design, use no knots, four-point interface, general shower, explosion-proof pure copper core design, copper thickened shower interface, 360-degree rotation, corrosion resistance and rust resistance, soft feel, Smooth surface, durable