Snap and shake these Premium Glow Swizzle Necklaces for a colorful burst of light. They come in a rainbow of colors and are fun to wear at sporting events concerts and other evening events. Our glow products are sure to light up Halloween parties outdoor events and more. A fun and safe way for kids to be seen in the dark. (50 pcs per unit) 22 . Our children’s necklace items contain breakaway features attachments or materials required by the Consumer Product Safety Commission’s children’s jewelry standard.