●1 each of Aimring #80 #100 #130 #160 #200 #230 total 6 pieces ●30% more precise operation for shooting games such as FPS and TPS, and a different dimension of ame. ●For eSport competitions. Used by more than 10 professional gaming teams in Europe ●Made of natural rubber that is the same material of the tires, it has a very long life and an average of 1,500 hours. ●From manufacturing to packaging, it is manufactured in Germany to ensure exceptional quality