*: The made in non-toxic PVC material, tasteless, easy to clean. Able to be washed and the material will last for years. The model was designed with a magnification of 3.5 times that of the normal male testis, with details showing the medial and sagittal incision of the testis. The internal structure of testis is shown, such as output tubule, white membrane, sheath cavity, sheath visceral layer, seminiferous tubule, vas deferens and testicular network. Human testicle anatomical model system itself is hand painted for an exceptional level of detail. It is suitable for reproductive science and andrology teaching. It is currently the main tool used by major men's hospitals for doctor-patient communication. Specification: Material:PVC Size Chart: Size:Approx.11x11x26cm/4.3x4.3x10.2inch Package Includes: 1 Piece Anatomical testicle Organ Model Note: Due to differences between different displays, the picture may not reflect the actual color of the item. p>Please check the goods after you receive them.