Violin Bow-Holding Device Hand Corrector Straight Bow-Holding Device Bow-Carrying Correction Hand S New Design Upgrade Level Holder Violin/Viola Bow Aid Correct Position Tool Made By safe silica gel smooth skin touch feeling Our Designed holder without releasing your frog just plug to your bow end screw Easy to fixed to the bow and release from the bow With Two small finger position sepecial design to adjust from different size of hands More Soft And then old version use and practice better protecting your finger Colour: Orange Material: Soft Silicone Package Contents: 1* bow holder 2* bow stopper Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.