Silicone Christmas Necklace in Mixed Color - 100% silicone - glow in the dark - EN71 passed Silicone Christmas Necklace in Mixed Color Glow in the dark ,Glitter, Fragrance, Bi-color, UV sense discolor,Temperature sense Usage 1. Lovely Gift for kids and teenage; 2. Children picture puzzle toy 3. Decoration for a party 4. For collections as a habit5. Promotional Gift