SK1145 Dimensions: * Inside Dimensions: 22""L x 22"" W x 20""H * Lid Depth: 3 1/2"" * Base Depth: 16 1/2""About SKB Cases In 1977, SKB Corporation was founded by Steve Kottman and Dave Sanderson. SKB Corporations has 3 manufacturing facilities which include more than 500 employees. SKB produces cases for the military, the music industry and the sports industry. SKB works with the best engineers to create cases that will last a lifetime and offer the best protection. What separates SKB from other case manufacturers? SKB discovered a way to use ultra-high molecular weight Polyethylene to form an indestructible shield that will outlast any severe trauma. The aluminum valance material on SKB cases seals out moisture. The steel backing plates on the cases that prevent pulling through plastic material is an original SKB invention. There is no question about the superiority of SKB Cases. SKB pays great attention to detail to produce one of the best products out in the market today.