Children can explore shapes and colors with these stunning acrylic, glittery shapes. The set features 21 regular and irregular shapes in 7 different colors (3 shapes per color). Each shape contains a 2.5 mm hole at the top for hanging displays. Use these translucent shapes for sensory stimulation and shape attribute identification. Or, hang them in front of a light source to decorate a space and create colorful, eccentric shadows. Made from 3 mm acrylic, these colorful shapes are designed to last for years. And just rinse them with soap and water for cleaning. For ages 3+. Size of circle: 4"D.