Atrend Single 12 Hatchback Enclosure Series: B Box Series Type: Enclosures Enclosure: Sealed Box Volume: 0.9 cu.ft. Dimensions: 15.5 x 12 x 12.75 Color: Charcoal Feature: Designed, tested, and engineered to work with most of today’s popular woofers. It is built with the quality additives needed to maximize the performance of any sound system.