The Bobelock violin/mandolin (F pattern) combination case is one of the best available in reducing the need for two cases, in offering protection for your instruments, and in overall style. Built using a five-layered plywood case construction in the traditional oblong shape, is covered with a durable nylon canvas zippered cover and outside music pocket. Extra room has been allowed for oversized headstocks on some fancy mandolins. Black exterior. Includes three small square interior pockets, two bow holders, shoulder strap, instrument blanket, large exterior music pocket and string tube. The interior color is blue.