Glass Rain Gauge, Measures Up to 5in, Stylish easy-to-read design, Use the included mounting bracket to mount to a post or fence, or use it as a garden/yard stake, Durable, Dimension: 2.25x1x6.75in
Equilateral Prism, Material: optical glass, Perfect for optical refraction experimentation, Will create a rainbow with any standard light source (led from a phone will work), Because of their educational use design, do not affect physical function, Size: 75mm lengthx25mm face size