Can be worn as a long single strand or doubled up as in the photo. Comes in a variety of shapes, colours and textures. Each silicone necklace is fitted with a safety snap clasp. The texture of the beads will keep your baby occupied for hours. They look great and are practical for multitasking mums. Great for breastfeeding. Perfect for mums to look stylish whilst babies have something to chomp on. Made from Non – Toxic Silicone. FDA approved which contains No BPA, Lead, Cadmium or Mercury.