Scrotal Ultrasound Training Model Includes External Anatomy of a Male Lower Pelvis, Penis and Scrotum with Fully Imageable Scrotum Using Real Time 2-D Ultrasound Imaging, Left and Right Testicles with Epididymal Head, Body, and Tail, Pathological Scenarios with Intratesticular Masses, Epididymal Mass, Hydrocele and Soft Storage Case. Blue Phantom products are not returnable. This does not effect exchanges due to defects to the product. Product is covered under 1-year warranty.