The pins are easy to put on or take off and make a great gift for yourself or a friend. Material: aluminum alloy. Quantity: Set of 2 Fish Pins. Enough for you. Perfect for all kinds of clothes in daily life, such as lapels, skirts, dresses, suits, sweaters, shirts, denim, collars, shirts, jackets, scarves, hats, bags, backpacks, etc. The design is exquisite and practical, easy to match and make you stand out. Colors: black and white.