The Flex-Fletch Silent Knight Vanes are the quintessential choice for archers aiming for stealth and precision. At 3 inches long and weighing just 6.8 grains, these vanes are engineered to cut through the air quietly, offering an exceptional flight path and minimal noise, proven by independent sound studies. The unique Sliqtra cured memory resin adds to their toughness and the ability to retain shape, making them perfect for colder climates.