6 months & up. Bring safe fidget toy fun on the run with the Dimpl Sensory Development Toy by Fat Brain Toys. This unique toy features rounded edges and five colorful silicone buttons in a variety of sizes and colors. When pressed, each button pops in and out with gentle thumps in different tones. One touch and your fingers can't stop pushing, poking, and popping! Dimpl helps children develop their fine motor skills while keeping them captivated for hours. Made from non-toxic, high-quality plastic and silicone.