HIGH-QUALITY MATERIAL: foam balls are made of high-density Foam, light in weight, smooth surface, easy to paint; natural bamboo sticks are made of high-quality materials, smooth surface without burrs EASY TO MAKE: Our solar system projects are very easy to use. Grab your craft supplies, pens, paints, and design each planet. Use bamboo sticks to position planets around the sun and you're done with your project EXPAND YOUR KNOWLEDGE: This solar system kit is great as space week homework to learn about planets, galaxies, or anything related to astronomy, school solar system projects and a variety of craft activities PACKAGE: The solar system project kit no decoration materials, perfect for educational math and science demonstration models Colour:White Material:Foam Package Contents: 28 x foam balls (they are blank, the first picture is the effect) 20 x bamboo sticks Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.