These are so perfect for purse straps, connectors, and add such a great accent to your bag! They are 38mm ( 1.5 inches) diameter and 5 mm thick. Comes in a pack of 2 and has 8 different finishes to choose from - Nickel, Antique Brass, Rose Gold, Antique Copper, Gold, Matte Rainbow, Matte Black, and Gunmetal