Lights, mushroom, teething action! The Fisher-Price Teethe n' Glow Mushroom is both a teether and a super fun light-up toy ready to delight baby's senses. This 2-in-1 teether and rattle has a 100% silicone base and features multi-color lights that glow when baby gives their pal a shake. Grasping and moving the toy helps strengthen dexterity and hand-eye coordination while all the textures and lights will mushroom baby's tactile and visual senses!