The spheric geometry created by these four interwoven hoops is believed to be an ancient symbol of unity. The spheres make striking sculptural ornaments for a lawn, stone patio or gravel path, and also look wonderful in the winter landscape. Steel strapping with a powder-coated finish. Outdoor sculpture with elemental geometry 4 interwoven hoops create a sphere Striking landscape accent with a minimalist style Choice of two sizes Powder-coated steel Small shere is 18" in diameter Large is 29" in diameter Easy assembly Spheres fold for easy storage