SNEAKERS ER ERASER CREPE SUEDE & NUBUCK BLOCK 65mm x 55mm block. Made with 100% natural caoutchouc rubber which safely cleans scuffs, removes stains & revives nap. DIRECTIONS: 1) Ensure surface is completely dry. 2) Rub crepe rubber side gently into scuff marks. 3) Roughen up suede fibres with synthetic side. 4) Brush suede in one direction for best results. 5) Block can be used whenever necessary.