15 Inch Single Sealed Enclosure -Sealed, Subwoofer Enclosure Box - Professional Audio Sound, Reduces Distortion, Lightweight & Durable - By GMI Pro SPACE SAVING: This sealed enclosure has a compact fit, which will fit most vehicles and take up minimal space so you get maximum sound quality with plenty of extra room. HIGH QUALITY SOUND: The tight bass setup of this enclosure plays crisply, accurately, and with no ringing after it hits, so you can enjoy a high quality sound without distortion. REDUCES DISTORTION: Our sealed enclosure is designed to reduce excessive roaring, thunder & rumbling so you can hear loud, amplified sound that is crisp, clear & doesnt distort. MEDIUM DENSITY FIBERBOARD: The medium density fiberboard material promotes high quality sound and is also stable enough to use in different settings, especially vehicles. GREAT FOR CAR SYSTEMS: The design of this sealed enclosure is perfect for car systems, but is suitable for all stereo systems and makes a great tool for audio repair kits.