The Toysmith Cosmic Coil is a classic toy that provides hours of imaginative fun. Constructed from a single strand of flexible metal, the Cosmic Coil expands from a flat ring to a sphere. Watch it roll, bend and flow. Great for keeping fidgeting hands and young minds occupied when running errands, waiting on an appointment, etc. Measures 5-inches in diameter when flat and 10-inches in diameter when open. A convenient storage pouch is included for ease of transport. Recommended for ages 8 years and up.