Attach this Silly Shapes activity toy to almost anything. Four funny-faced characters to entertain your baby. A Rattling triangle, jingling circle, squeaking square and crinkly hexagon. Open the loop and play with each character as finger puppets or clip it back together. introduce baby to sound and movement while teaching cause and effect. Tolo Toys award winning designs, bright colors and cute characters make growing up fun. Specially designed to stimulate a child's interest and curiosity, these toys encourage important developmental skills, while upholding high standards of safety and durability.