This glove is made from 60% polyester and 40% cotton. It is suitable for all formal occasions. It is available in size A and size B, and ivory and black. To determine your glove size, measure the circumference around widest part of the four knuckles on your hand . Do not include the thumb! This length in inches is your glove size. Size A measures 5 inches to 6 inches. 6 inches to 8 inches is a size B. Most people wear a size B. The size A measure 10.5" from one end to the other and the size B measures 11" from one end to the other.