Encourage your baby’s milestones through play! The Noggin Rings Reaching & Grasping Rings encourages social play and interaction with flexible rings for reaching, grasping and transferring from one hand to the other. Contrasting colors and rattle sounds stimulate the senses and encourage visual tracking. Use the included Parent Guide to Baby's Milestones and follow along as your baby reaches their milestones. Recommended for ages birth to 12 months.