Toy Cubby Flashing Love Heart Necklace with Colorful Strings - 24 pieces 24 pieces Flashing Love Heart Necklace with Colorful Strings. Heart measures 2 inches each. Made with durable plastic material and comes with assorted color of Blue, Pink, White and Green. Easy and safe to use, to start the light simply push the mini heart the at the center of the heart Non-replaceable battery installed and comes with colorful string for holding.