Rockville RSV10 Single 10 1.0 cu.ft. 3/4" MDF Vented Subwoofer Enclosure Box Rockville RSV10 Single 10" Vented Subwoofer Enclosure Proudly Made In The USA, Using Only The Finest Quality Materials - For The Best Level of Performance From Your Subs! 3/4" USA Heavy Duty MDF Construction Machine precision cut mounting holes. Top of the line Glue for extra durable adhesion, High quality GOLD spring loaded terminals Designed, tested, and engineered to work with most of todays popular woofers. These enclosures are built with the quality additives needed to maximize the performance of any sound system.