We have specially designed digital indicator signs, convenient for you to learn accurately and effectively, to better understand and practice. Save learning time and improve learning efficiency. The model is made of polyvinyl chloride (PVC) plastic, which is tough, light weight and has great strength. It almost faithfully represents the structure of plant cells. Product size: 35 x 29 x 5 cm. PVC laboratory materials do not need to be damaged by students, so they will be a great addition to their laboratory materials. They can be used in schools, hospitals and physical health teaching as visual aids for teaching physical health knowledge, so as to deepen the understanding of plant cell structure. Ideal for school teaching, learning, research, display tool and laboratory decoration supplies. Expanded 20000X, which shows the structure of typical plant cells, is an amazing didactic demonstration tool that can be used for teaching and research in schools.