Efficient in high winds and unstable conditions Light-weight and high-durability, 150pcs/lot so can with quality in quantity Appropriate for kinds of arrows shaft or crossbow bolts; for target , outdoor 3D hunting Streamline straight wing archer fletches, a for for most kinds of arrows,such as wooden ,carbon ,fiberglass ,aluminum , crossbow bolts and so on Size: 4 in length, 0.62 in height Color: Blue Material: TPU Wing: streamline wing Notice: Strong recovery after the glue on the shaft, such as bending fold, just use hot water above 89 degrees, or water vapor, can be restored Package Contents: 150pcs x arrows vanes Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.