Speaker Sponge, For a small speaker under 30cm high it’s perfect. 4 Pcs Sound-absorbing and Shock-absorbing Sponge Desk Speaker Moniter Speakers Speakers Speaker Sponge Pad Sound Cancelling Speaker Isolation Pads Sponge Cushion Brand: Milisten [Enhance Bass Response] The port tube sponge plug provides better bass reflection effect for speakers, enhancing the bass response of many types of speakers. 75" speakers. SIZE INFORMATION: Speaker port tube sponge diameter for 110mm, height is 80mm, the proper fit your . audio speaker [Versatile Usage] The sponge bung is suitable for improved speakers, speaker boxes, home speakers, car speakers, portable speakers, subwoofers. Maintain sound quality while protecting your equipment. Free delivery When buying speakers, some come with sponges that you fit in the rear bass port of your speaker. Shop high-quality speaker sponges for professional audio setups. speaker isolation cushions Fine workmanship, ensures practicality. convenient to install and replace, this set ensures you Ideal for bass air ports on speaker cabinets. pd0zqedkezoyvjcfakkvoirp3zpve9kdzigony9a1