A beautiful keepsake charm for premmie mums, the purple ribbon is used to represent Prematurity Awareness. It has a delicate style so could also be worn on a necklace. The charm comes presented in a black velvet pouch. 5mm Hole, compatable with most Pandora/European style charm bracelets. Enamel Alloy. Baby Footprints Charm and Stainless Steel Charm Bracelet also available.