Dena Rainbow Stacker silicone toy #montesorri #rainbow #kids dena toys are manufactured with platinum silicone, which is BPA free; PVC Free; Latex Free; Phthalate Free and 100% safe. Platinum silicone is a soft material that feels great to babies and kids. The highest quality pacifiers, bottles and teethers for babies are also made with this material. Safety tested for birth, 0+. Kids love to use it: as a teether for stacking as a puzzle