This kind of optical glass prism can reflect seven-color sunlight. It can be used to teach children to explore the mysteries of light, stimulate a child's thirst for knowledge, and improve the children's interest of understanding the magic world.

Description:

• Great prism for teaching
• Show your kids a rainbow
• Can be also a toy for kids
• Side Length: Approx. 1.5 inch / 4cm
• Prism Length: Approx. 7 inch / 18cm
• Material: optical glass

Package Includes:

• 1 x Triple prism