Rockville RSVK8 Single Square 8" Vented Subwoofer Enclosure - Specifically Designed For The Kicker L7/L5/L3 Series Subwoofers - Proudly Made in The USA By Hand With Grade "A" MDF Wood Single 8" Vented .66 Cu. Ft. Subwoofer Enclosure, Specifically Designed For The Kicker L7/L5/L3 Series Subwoofers and Similar Square Subwoofers Top of the line Glue for extra durable adhesion 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