The buffer block features pads that can be easily removed and replaced, 4 replacement pads for each side are included. Sides are gentle on nails, yet fast and effective to shape and smooth to the perfect shine. Easily replace worn pads with peel off replacements for the buff & shine block. File, buff, smooth and shine nails to perfection. Neon pads are color-coded and labeled for ease of use. Use the pink side to file, orange to buff, green to smooth and yellow to shine. Peel off and replace nail buff and shine block pads as needed. Replace pads after regular use.