Vintage Canadian Military Yellow Aircraft Deceleration Parachute CanopyAlso known as drag parachutes or braking parachutes, deceleration parachutes are used to slow down the speed of aircraft or other vehicles. Drag parachutes are effective for landings on wet or icy runways and for high speed emergency landing. Initially developed for use under such conditions, these parachutes proved so effective that they are now used for all landings, resulting in a substantial reduction in tire and brake wear. Ribbon type aircraft