The 10 in. Slot Ported Single Subwoofer Enclosures is a convenient and durable products that helps you create your own audio systems. It is designed to protect your subwoofer, keeping it safe while repelling dust and dirt for reliable long-term performance. The car subwoofer enclosure is carpeted with a gray/black trunkliner that offers a subtle appearance with enhanced durability. They also come with medium density fiberboard front baffle, recessed side panels for easy lifting, 100% sealed joints, pre-cut 9 in. diameter hole and pre-wired with fast-on terminals. In addition to that it will provide you with nickel plated spring loaded speaker terminals, poly fiber lining damper and 1.25 cu. ft. internal volume.