Feature: 1. Made of hard paper, the products are durable and long lasting. 2. Lowering the directivity of high, medium and low sounds, thus allowing them to be harmoniously mixed. 3. The dust can provide protection the horn, so the speaker will not be easily pressed by people, get dusty, or become old soon. 4. Simple design, this dust makes your speakers more beautiful and elegant. 5. woofer dust large speakers, stage speakers, KTV speakers, etc. Specification: Item Type: Speakers Accessories Material: Paper Outer Diameter: Approx. 72mm / 2.83in Package List: Dust x 5