Cosmic Coil

The Cosmic Coil, from Toysmith.

This tactile sensory tool is a "physics phenomenon turn fascinating fidget toy. Constructed from a single strand of flexible metal, the Cosmic Coil is a mesmerizing spherical metal bubble that collapses flat with a twist. Roll it around to perform cool tricks. Measures 5" in diameter when flat and 10" when open."

For 8 yrs +