Introducing the Convertible... the most versatile jewelry you will ever own! The Convertible Strand has been designed to wear alone or with any of the Buttons Up Pin/Pendants, pictured below. Simply hook the back of the ButtonsUp Pin through the two silver 0’s on the ends of the strand and your Pin becomes a beautiful necklace. Choose several strands and Pins to mix-and-match for a variety of combinations and new looks. Items on this page are available in Navy and Marine Corps buttons only.