Double Sided Prickly Pear Silver Cactus Charm. This Silver Charm is the Perfect size to use as Southwest Earrings. The Prickly Pear Charm is also a great accent charm on a Southwest Charm Bracelet or Charm Necklace. Height 24-mm, Width 21-mm, Depth 2-mm. This Pewter Charm Does Not Include a Jump Ring or Split ring.