Earth Therapeutics Wooden Foot File Description: A veritable magic wand for those rough patches and calluses that have a fondness for feet, elbows and knees. The 2-sided gritty surface is rough enough to polish away the most troublesome spots, but will not irritate skin. Handle is curved to fit the contours of the hand. 9 1/4 x 1 3/4. Disclaimer These statements have not been evaluated by the FDA. These products are not intended to diagnose, treat, cure, or prevent any disease. • A veritable magic wand for those rough patches and calluses that have a fondness for feet, elbows and knees. The 2-sided gritty surface is rough enough to polish away the most troublesome spots, but will not irritate skin. Handle is curved to fit the contours of the hand. 9 1/4 x 1 3/4