Keep your hands and nails smooth to prevent climbing injuries.
Four edges help to file down small to large callouses and help sand, smooth and even out areas.
90mm long, 42mm wide, 20mm high
The Grey 80 grit is a more finer sand paper that can be used for lighter smoothing out. The Black 120 grit is more coarse and generally most often used.
1. 1 x Hand File