Stiletto designed the Fairbairn–Sykes fighting knife, a double-edged dagger with a long narrow point designed to optimize the blade for thrusting, though it was also capable of slashing strokes if the cutting edges were sharpened. Other variations of the F-S knife soon emerged, including the U.S. Marine Raider Stiletto, which was based upon the Fairbairn-Sykes knife, and the U.S. V-42 stiletto, designed from the outset to emphasize thrusting over cutting. During the 1950s, large numbers of folding switchblade or automatic opening knives with locking blades were imported from Italy to the United States. Most of these switchblades were side-opening designs, though
Kitten heel use in getting young girls used to wearing high heels. However, by the early 1960s, they became fashionable for older teenagers and eventually for women of all ages. The demise of the stiletto heel in the late 1960s meant that women could choose between a wider variety of intermediate length heels, which decreased the appeal of the kitten heel. However, the kitten heel reemerged in the 1980s along with wedge heels, and have become once again fashionable since 2003, but are not made in abundance due to the preference for stiletto heels by women during this time period. Kitten heel