Material: Aluminum + copperColor: GoldQuantity: 6 pcsWeight: 120 grainLength: Approx 50mm / 1.9 inchWhistling broadhead is used for transmit signalsIt will appears a whooshing sound after shoot outMade of aluminum and copper， design in hole， durable， sharp and fastFit for hunting and shooting Note: This is not a toy， do Not shoot at people Package Included: > 6 x Whistle Arrow Heads