Enhance your breast self-awareness program with this unique Health Edco Interchangeable Breast Model. Model helps train women to find different-sized breast lumps. The model is made of lifelike, palpable, synthetic tissue. Includes five nodules that range in size from ½ cm to 4 cm that can be placed into the model from the back. Comes with slipcover, carrying case, and extra set of nodules. A great tool for instruction in breast self-exam.