This is a set of 4 Chair Leg Covers and you will have the option of choosing your own color. They are shown in the picture displayed on a standard wood chair. The opening around on this chair sock is 2 inches in diameter and it is 3 inches tall. if you prefer a larger size simply let me know. The chair cozies are made from acrylic yarn that can be machine washed and dried. Protect your Hardwood Floors and say goodbye to those scratches and all the noise. Thank you for looking.