Vented, silicone ear mold Allows you to get a clear signal from your headset without blocking out the surrounding noise Molded to fit the shape of your ear and locks into place This silicone ear mold from Code Red is vented, which allows you to get a clear signal from your headset without blocking out the surrounding noise. The earpiece is molded to fit the shape of your ear and locks into place to decrease the chance of slipping out of place during physical activity. Great for police departments, public safety, corporate security, casinos, and film crews. Replaces the typical mushroom eartip on most clear tube earpieces. No gluing or cutting necessary. Available in a variety of sizes, pack sizes, and sides (L or R).