Flex Fletch Glow Vanes Glow in the Dark 36 pk. Set of 36 Glow in the Dark Vanes;Glow Duration: Up to 8 hours with quick sunlight/UV charging;Waterproof and Weatherproof;Material: Durable polyurethane;Function: Helps stabilize arrow flight for better accuracy;Dimensions: Length 2.0 inches, Height 0.485 inches;Weight: 4.6 grains;Origin: Made in the USA
