CLOSEOUT COSMETIC: 4 SIDED BUFFING BLOCK. DRUG MART. This 4 sided buffing block is perfect for getting a salon look from the comfort of your own home. • Side 1 is for shaping and evening out nail edges. • Side 2 is for smoothing deeper ridges and removing stains from nail surface. • Side 3 is for buffing nail surface to eliminate fine ridges and stains, and for smoothing to a matte finish before final shining. • Side 4 will buff nails to an amazing natural shine. Wholesale, 72 pieces per unit.