Description of ๐ Enhanced Optics: 20mm Optical Glass with Dispersion Physics for Exquisite Decoration
Perfect quality: made of perfect K9 glass, transparent and smooth. Specification size: 20mm * 20mm * 20mm ,six-sided translucent. Portable: It is a cube made of optical glass, small in size and light in weight, and can be put into your pocket or bag at any time. Wide range of uses: It's not just for education and filming.Place it in dark place, irradiate with a direct light source, can present beautiful optical phenomenon, very fascinating. Many people like to play it this way. โฆThree months WARRNATYโฆ,If you're unsatisfied with Optical Glass Prism RGB during Three months , we are full refund, our friendly customer service team 24 hours are waiting for helping you.