The Original Solar Multi-Color Tulip Wind Spinner-Solar Powered Glass Ball Emits Color-Changing Light - Made of Metal and Steel Don't be Fooled by Cheap Imitations Our Movement and light combine for a dramatic garden display. Two tiers of colorful metal petals spin in opposite directions. The 3" diameter solar glass ball emits color-changing light by night. Some assembly required. Instructions included. Measures 27" in diameter. Stands 74" tall when staked, plus a 10" fork to secure into the ground.