[Product Information]

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• ➔ Triangular prisms are used to disperse light， that is to break light up into its spectral components (the colors of the rainbow).
• ➔ Show a rainbow for you and your children. Buy it now， enjoy the fun of light
• ➔ It is a good present for friends with gift box package
• ➔ Prism Length: 3.94 inch / 10 cm， Side Length: 1.18 inch / 3cm
• ➔ Material: optical glass， not plastic