Package:10PCS Violin Practice Finger Guide Sticker Material:plastic Well fit for 4/4 cello fretboard and design as the picture show 4/4 violin practice finger guide stickers is easy to use,and ideal to help you understand the cello fretboard.Which is adhesive and easy to remove without hurting your instruments. With the finger position markers,the beginners practice will feel more easier to learn cello and its a good help for learner. Ideal to help you understand the cello fretboard.Will enhancing your cello skill,the cello fingering tape can efficiency learning.