Our violin-viola 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, the B1023 violin-viola case is covered with a durable nylon canvas zippered cover and outside music pocket. Small square interior pockets, four bowholderse, shoulder strap, subway straps, instrument blanket, large exterior music pocket, hygrometer, humistat, and string tube Violin 4/4 only. Fits violas 15 - 17" and weights 10lbs.