DOG SKIN MODEL - Show different levels of dog skin layers and hair structure; Size: 18X15X16cm; Weight: 0.3KG. MATERIAL - Made of new PVC material, no peculiar smell. The material and color of each model are strictly controlled. Designed to be easily cleaned and to withstand high temperatures, realistic and no odor. Make you safe and worry-free use. WIDELY USED - Is the school teaching, learning, researching display tool and lab ornament supplies. Great for Schools, hospitals, visual aids in physical health teaching. Really a great teaching aid for anatomy and physiology courses. EDUCATIONAL AID TOOLS - Can be used visual aids to teach the structure of the skin, thus deepening the understanding of students from the physiological activities of the skin and the human body, thus improving the effectiveness of learning LAB EQUIPMENT - PVC material don't worry about being damaged by students, can be passed on to future students for many years. It is a good supplement to the laboratory.