Gewa Violin Case Bio I S - with music pocket and side handle 4/4 grey/black wn protection. Violin caseBio I S - 4/4 size Organic flax shellPadded suspension systemWeight approx. 2,3 kgSoft handleGEWA patented swivel type holder for 2 bowsAccessory compartment2 detachable rucksack strapsWith sheet music pocket and side handleExterior: greyInterior: black velvetBIO/S-Bio Shell Technology. The ecological solution. Flax fiber plates are pressed into shape under high pressure and steam. Very light weight, high stability, medium torsional rigidity, good insulating properties, medium breakdo