Keep the bugs out of your speakers. Whether driving down the road or simply storing your boat, these Deluxe Neoprene Tubbie Covers are custom designed to easily zip on and protect your speakers. This one size fits all 8-inch Bazooka slim line Tubbie speakers. Each package comes with 2 covers.BZKMTCVR8TB. MTCVR8TB. Bazooka BAZOOKA MT-CVR8TB 8" Marine Tubbie Cover (Black).