Specifications Name: Artificial ear model Material: soft silicone Size: 6 4 cm The package includes 1 Left ear model Right ear model couple ear model Note The 1-2 cm measurement error is a reasonable interval, due to manual measurement methods. Please note that due to lighting effects, the monitor's brightness contrast settings, etc., there may be a small difference in the color of images and the real item.? You can choose to buy with the left or right ear. Also select 1 pair. ? is a professional visualization tool for each advice for acoustic aid. At the same time, you can go and use them for the registration of Binauraly! Well done and accurate. ? Dimensions - 6 4 cm. Improved silcone composition with reduced odor, allows you to enjoy using. ? High quatity material - ear model made of silicone, the material feels very simmile of the human tissue. Ear canal texture and coherent length with human ears for easy practice. ? Silicone ear model with exposure support - silicone ear model for acupuncture, is equipped with a support to keep it in a stable location, for your convenience, can be used for the practice of selection of the Ear, piercing practice, medical teaching, earrings display objects.