Neo-Mylar Soft Dome Tweeter, Impact Resistant Tweeter Elements</br>Moisture Resistant Rubber Surround with high Mid-Bass Impact</br>Alpha-Cellulose Cones - Light weight for speed and very rigid for deep bass</br>Superior audio performance at any volume level</br>Designed to improve overall operation of the audio system</br></br>Product Description</br></br>Hedonics Zeus 4 inch 2 way car audio coaxial speaker system with Mylar dome tweeter and Alpha-Cellulose Poly Woofer Cones nylon surrounds (pair). Make your driving more pleasant and enjoyable with top-drawer speakers that will change your and your passengers' world of sound. The audio speakers are made extremely durable to provide years of reliable and hassle-free service.</br><br/>http://www.amazon.com/gp/product/B01MR5W53V