Set of 4 carabiners in different sizes and colors. Includes black and silver carabiners of different sizes. Large: 2 pieces (black and silver) Small: 2 pieces (black and silver) Materials: Zinc alloy, aluminum, etc. Dimensions are approximate due to manual measurement, so there may be slight variations. Can be used for hanging small items, keychains, etc. *This product is manufactured overseas. Although we inspect the items, please understand that, unlike products made in Japan, there may be imperfections in the details, such as minor scratches.