DYRUIDOJ Helpful Straighten Corrector Musical Instruments Correcting

div p colour: Black+Transparent white_x000D_ Package Contents: 1 * Violin Bow Corrector Great for beginners to master correct bowing action._x000D_ Size: 6.3*5.7*1.5cm_x000D_ Material: Plastic_x000D_ Suitable for:1/8 1/4 1/2 3/4 4/4 Violin_x000D_ Features:_x000D_ Works well with all size of 1/8 1/4 1/2 3/4 4/4 violin._x000D_ Easy to install and disassemble._x000D_ Self bowing practice guide._x000D_ Mini size and lightweight._x000D_ Great for beginners to master correct bowing action. /p /div