Features: This model shows dog knee canine joint, demonstrate more clearly with a base. The teaching model is made of high quality PVC material, which is  non-toxic, harmless and durable. Feature with standard technology and realistically detailed design, simple disassemble and carry. This model is designed as a teaching aid for anatomy and physiology courses. Ideal for teaching and studying by doctors or other professionals.   Specification: Material: PVC Base Size: approx.21.5x14x2.5cm/8.46x5.51x0.98in Color: As pictures shown Quantity: 1 Set   Note: Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you   Package includes: 1 Set x Dog Canine Knee Joint Model (other demonstration accessories in the picture is not included.）