This Buffer Block 100/120 in Orange and Black is designed with a coarse 100/120 grit, this buffer is perfect for shaping and smoothing thicker surfaces, such as acrylics, gels, and nail extensions. The durable construction and ergonomic design provide excellent control, allowing for precise buffing without damaging the nail. This buffer block is a must-have tool for achieving a smooth, even base for polish or further nail enhancements.