Features: Prism Photography Material: Made of High Quality optical glass material. Sufficiently clear to refract sunlight to take fantastic pictures DIY your Photos: DIY to add some for creative effects in photo, film or video. Such as rainbow colors, dreamy looks, beautiful reflections or light flare. Prisms Application: Compact and Portable to carry, suitable for outdoor travel photography. This photography glass prism is a fantastic gift for photographers, fashion bloggers or show your kids a rainbow. Convenient to Photography: The photography prism with Cube Nut 1/4 could help you connect it to the camera easily. Prism could meet your different needs to creat amazing pictures.Great for photographer gifts. Specifications: Material:Optical Glass Size: Approx.48mm/1.89inch Shape:cube Color:Transparent Note: 1.Please allow 1-2mm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 1 x Cube Square Quarter Nut Prism (Included Gift Box)