Protection board material: Imported 0.8mm thickness celluloid board plus printed patterns. Some styles are made by pasting shells and then sealing with soft glue. After sealing with soft glue, the thickness is about 1.5mm-2.0mm
Guard size: The inner diameter of the guard is about 114mm
Color classification: 1style.A thickening [right hand-rounded guitar]
2style. Pigeon shell thickening [right hand-rounded guitar]
3style.H thickening [right hand-round corner guitar]
4.style hummingbird thickening [right hand-round corner guitar]
5style. DOVE brown thin section [right hand-round corner guitar]
6style. Wheat Ear Thickening [Right Hand-Fillet Guitar]
7style. Pigeon wheat field thickening [right hand-fillet guitar]
8style.M1 thin section [right hand-round corner guitar]
9style. G thickening [right hand-rounded guitar]
10style.M2 thickening [right hand-missing corner guitar]
11style.B thickening [right hand-cut corner guitar]
12style.E1 style thickening [right hand-round corner guitar]
13style.J thickening [right hand-round corner guitar]
14style. Crown thickening [right hand-rounded guitar]
15style. D thickening [right hand-rounded corner guitar-38 inches]
16style.F thickening [right hand-round corner guitar]
17style.N thickening [right hand-missing corner guitar]
18style. B thickening [right hand-rounded guitar]
19style. Black and white hummingbird thickening [right hand-rounded guitar]
20style. Hummingbird Shell Thickening [Right Hand-Fillet Guitar]
21style.E2 style thickening [right hand-round corner guitar]
22style. E1 style thickening [right hand-missing corner guitar]
23style. H2 style thickening [right hand-round corner guitar]
24 style.M3 style thickening [right hand-missing corner guitar]