1. The Outside material is Concolorous 3D Paper, inside is printing paper, the bottom is Non-woven Fabric or printing paper. 2. The color is bright, the material is environment-protecting material, comfort to EU Testing Standard, that is why we choose. 3. Different size, different shape in different color for option. 4. Suitable for indoor space. such as living room/bedroom etc. you can put the magazine, books, toys etc.