24 inch Purple Matte-Glitter Onion Drop. The Glitter Onion ornament is a graceful bulb that defines understated Christmas elegance. In rich, matte finishes of red, sea blue, and pewter, these ornaments are embellished with a glittering swirl design. Measuring two feet high, you can foot t miss them, even from the loftiest heights! Order all three colors from Artificial Plants and Trees.