4 pieces Double Layer Solid Ring Overflow Drain Covers ABS - Compatibility and size: Inner diameter about 22 mm (0.86 in); total height about 20 mm (0.78 in). Fits ceramic sinks with circular overflow hole diameter 22-24 mm (0.86-0.94 in). - Material and finish: Made from high quality ABS plastic with an electroplate finish for a glossy, smooth surface. Stylish and modern look that resists fading and keeps its shine over time. - Function and benefits: Decorates the overflow hole without clogging it, helping the sink look cleaner and tidier while preserving overflow performance. - Easy installation: Hard wearing bright plated finish to match taps. Installs easily without tools. Apply a bit of soap and slide in; will not break the feet of the ring cover. If needed, remove a small metal piece that came with the sink using needle-nose pliers, then installation is straightforward. Once in place, not easily dislodged. - Practical applications: - Upgrade a ceramic bathroom or powder room sink with a round overflow hole (22-24 mm). - Refresh a kitchen sink with a matching overflow cover for a cohesive look. - Suitable for hotels, rental units, or any home where a quick, durable cosmetic and functional enhancement is desired.