uxcell Guitar Neck Fingerboard Fretboard Miusical Note Guide Map Fret Sticker Decals Black Total Size : 13.5 x 12cm/5.3" x 4.7"(L*W);Product Name : GuitarMiusical NoteSticker;Each Line Notes Size : 5 x 1cm/2" x 0.4"(L*W) A great tool to learn Guitar, the fret markers replace the tapes on the fingerboard method of teaching fingerings to beginning string students. Great for the classroom teacher or private studio teacher, also suit for violin 4/4 students or beginners. High Quality, oil proof, Removable, will not leave glue when peel off. Easy to use: No need to loosen or remove the strings to put it on.