A longbow is a type of bow that is tall (roughly equal to the height of the person who uses it). This allows its user a fairly long draw, at least to the jaw. Tthe average length of arrowshafts recovered from the 1545 sinking of the Mary Rose is 75 cm or 30 in). A longbow is not significantly recurved. Its limbs are relatively narrow so that they are circular or D-shaped in cross section.