The 14 x 20" Marching Bass Drum Case from SKB is a tough-minded, durable case for your valuable drum. It's manufactured to accommodate one drum within its rotationally molded polyethylene frame that protects your instrument and provides peace of mind while traveling. The exterior is a hard shell, D-shaped design and accented with SKB's Roto-X molded pattern that allows you to stack similar cases. The inside is padded to be extra gentle on your drum.