1/4 - 4/4 Violin Bow Grip Posture Corrector for Beginner,purple

1 pcs 1/4 - 4/4 Violin Bow & 1 pcs Bow Rosinflexes thumb to Press intersection of frog and stickgently turns and relaxes the index and middle; It flexes thumb to Press intersection of frog and stickPostions index finger to rest on bowfingers still arc contact in all the usual places. universal Fit-for baby to adult hand sizeViolin Bow Grip Partner:Material:rubbercolour:purpleViolin Rosin:Use: UniversalModel Number: VT0908-010Suitable: for Violin Viola CelloFor orchestra and solo work.Improves the tone.Saves the strings and bow hair.Takes hold well and leaves very little dust.Doesn't soften in warm weather.colour:White casingMaterial:Rosin + plastic casesize:4.5X3.0X1.5cmPackage Contents:1 * Violin Bow Grip Partner1 * Violin RosinOnly the above package content, other products are not included.Note: Light shooting 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.