ABS case and aluminum frame, great for storing and transporting any astronomical accessories, as well as binoculars, small and medium telescopes, night-vision goggles and similar devices. The foam in the middle of the suitcase is cut and allows for any interior shaping by manually removing selected foam posts. • internal dimensions: 17.2 "x 12.3" x 5 "/ 43.7 x 31.2 x 12.7 cm