The HK Audio Cover Elements E 115 Sub D is a robust protective cover specially designed for the HK Audio Elements E 115 Sub D subwoofer. This cover effectively protects the speaker from dust, dirt and light impacts, which is particularly useful during transportation and storage. It is made of durable, water-repellent material that ensures the longevity of the subwoofer. The design allows quick access to the carrying handles of the subwoofer, which facilitates handling and transportation.