The Hightech expertise made in France REFERENCE : 2201XL WEIGHT : 6 lbs. 13 oz. INTERNAL MEASUREMENTS: Total Length: 28.3 in. / 76 cm.Body Length Maximum: 16.92 in. / 43 cm.Upper bout: 7.5 in. / 20 cm.Lower bout: 10 in. / 25.4 cm. EXTERNAL MEASUREMENTS: Total Length: 30.7 in. / 78 cm.Case Width: 11.4 in. / 31 cm.Case Depth: 7.5 in. / 19 cm. INSIDE FEATURES : Made for larger viola, adjustable up to 43cm. (16.92 inches) Full suspension of the instrument on premium fabric covered injected foam cushions for enhanced protection and instrument care. Fitted for 4 full size bows. Removable accessory pouch. Velcro strap for shoulder rest. OUTSIDE FEATURES : Shells made of the Bam Hightech technique : a triple-ply coated and insulated ABS structure made of high performance materials. Outstanding protection and ultralight weight. Ergonomic carrying side handle. Built in subway handle for close quarters transportation. Fitted with 2 BAM 3-digit combination latches. Male/female airtight "H" seal. Includes 2 comfortable neoprene anti-slip backpack straps with covered security screw carabiner hooks. Fitted with anti-slip and anti-wear rubber patches for protection and to prevent sliding.