Three Sided Buffer - DB-12C For a gleaming, natural shine on natural or artificial nails SMOOTH with the black side, BUFF with the white side, and POLISH with the gray side THREE-sided buffer Four Sided Buffer - DB-13C For a gleaming, natural shine on natural or artificial nails SMOOTH with the black side, BUFF with the white side, and POLISH with the gray side FOUR-sided buffer Three Sided Extra Cushioned Buffer - DB-14-XLC For a gleaming, natural shine on natural or artificial nails SMOOTH with the black side, BUFF with the white side, and POLISH with the gray side THREE-sided EXTRA-CUSHIONED buffer Four Sided Buffing Block - DBL-15C For a gleaming, natural shine on natural or artificial nails Hygienic disposable block Grit: 120 on all 4 sides Three Sided Buffing Block - DBL-16C For a gleaming, natural shine on natural or artificial nails SMOOTH with the black side, BUFF with the white side, and POLISH with the gray side THREE-sided buffing block Grit: 100/400/500