Flex Fletch Silent Knight Vanes Flo Blue 3 in. 36 pk. 3" Silent Knight Vanes for quieter flight and better stability;Design: 30 percent thinner for improved arrow velocity;Material: Made of Sliqtra resin for durability and memory retention;Weight: 6.8 grains for lightweight performance;Color Options: Available to suit personal preferences;Quantity: Pack of 36 vanes;Suitability: Suitable for broadhead and target applications;Origin: Made in the USA