A leg guard apparatus 10 for preventing mechanically propelled debris from impacting on a person's lower leg and/or being deposited on or in their footwear 100. The apparatus 10 comprises a cover member 20 fabricated from an elongated sheet 21 of protective material 22 and provided with a plurality of strap members 30 for snugly positioning the cover member 20 over the user's lower leg 100 and footwear 101.