Souvenir Massachusetts State Flag Double Sided Acrylic Key Ring Large Stocking Stuffer Graphic is on both sides Made of Acrylic which is more durable and scratch resistant than plastic Graphic is 76.2mm x 50.8mm (3" x 2") Graphic & holder measures 88.9mm x 57.15mm (3.5" x 2.25") The diameter of the ring is approximately 31.75mm (1.25")