Wooden Touch Rings trigger the grasping reflex, stimulate development and convey sensory impressions to help baby explore their surroundings. Ideal for improving dexterity and hand/eye co-ordination. Age 3+ months. Diameter: 95mm. Heimess wooden baby toys and accessories are manufactured using non-toxic, saliva resistant paint and wood from sustainable resources to produce high quality products that are safe for your baby and environmentally conscious.