hierkryst 38mm Crystal Chandelier Icicle U-drop Prisms Lamp Pendants Pack of 20 (Black) Great for Weddings, Baby Rooms, Christmas Tree Decorations Chandeliers, Art Projects, Jewelry Making, Necklaces Main Prism is 38MM = 1.5" & Top Octagon Piece is 14MM = .5" Clear Excellent Quality Clear Glass Excellent Color Refraction, Silver Bow tie Connectors 20 Icicle Glass Crystals