Please also follow the illustrated instructions on the packaging. Remove the packaging and hold the Slick 'N Easy by one of its long edges Using the opposite long edge, rub the horse’s coat vigorously in short, quick strokes. Rub in the direction of the hair growth, not against it After several uses, the edges of the Slick 'N Easy block will begin to round off. To restore the sharp edges, rub the long edge against concrete (pavement, brick, wall, etc.) or any rough surface.