Material: Our silicone chair leg protectors do not use gel and nails, and we use a special technology to combine the felt and silicone into one inseparable piece. Package includes 16 pieces. Common size: Round diameter 1.61\" to 2.09\" (41-53 mm). Square side length 1.27\" to 1.64\" (32.2-41.6 mm). Suitable for chair feet with a circumference of 5.07\" to 6.56\" (128.8-166.5 mm). Installation: The felt furniture pads are easy to put on, no tools are required, no cleaning of the chair feet is necessary, and they do not fall off easily. Application: Chair leg protectors for hardwood floors cushion covers protect hardwood floors and tiles from scratches, reduce noise, and prevent bumps. The felt pads on the bottom reduce resistance, allowing furniture to move easily and silently without lifting. Shape: Can be used for various shapes of round and square chair feet, such as restaurant chairs, patio chairs, kitchen chairs, metal bistro chairs, etc. After disassembling the product, you can continue to use our chair foot covers in your new place; if it is dirty, it can be washed directly with water.