Description: Durable MaterialBug viewer box is made of high quality material, sturdy, transparent, easy to observe and durable. 5X Magnifying GlassInsect observation box, two way vision, which can observe the animals in the box and record the changes every day. Insect BoxBug viewer is perfect for kids to the world outside, kids can observe leaf, flowers or plants with this outdoor observation toy. Educational ToyInsect bug observation viewer box can cultivate children's observation ability and imagination. Stimulating childrens interest in exploration and learning. Perfect GiftOutdoor exploration toy is a nice gift for festivals, birthdays, and party gifts for children. Size Chart: 13cmx19cm/5.12inchx3.54inch Package Includes: 1 Observation Box Note: 1.This is not infant toy, please take away from children to avoid eating. 2.Please allow slightly errors due to manual measurement and different monitors.