Material: paper Size: about 4*18cm/1.57*7.09in Color: as shown Packing: 1x random kaleidoscope kit 1. High quality material: All accessories of the kaleidoscope material bag are made of high quality and environmentally friendly materials, which meet various safety standards, and are especially suitable for children to make. 2. Complete package: kaleidoscope material package contains all the materials and tools needed to make a beautiful kaleidoscope, no need to make additional purchases. 3. Easy to operate: All materials of this package are carefully designed and precisely cut. Both children and adults can easily make it. It is a good tool to increase parent-child interaction. 4. Cultivate ability: By making Kaleidoscope by hands, children's hands-on ability can be cultivated, and at the same time, children can understand the principle of light reflection and refraction, and increase scientific knowledge. 5. Unique gifts: The kaleidoscope is not only a wonderful toy, but also a unique gift to your friends and family to express their feelings. Note: 1. Due to manual measurement , there may be 5mm deviation exist,hope you can understand. 2. There are slight difference between the picture and the item caused by light brightness,hope you can understand.