Vktech 56 X Golf Soft Spikes Champ Stinger Spikes Pulsar Fast Twist Tri-lok Spikes Color: Blue + Black + Yellow Material: TPR. Size: 2.7cm x 2.7cm x 1.2cm - 1.06inch x 1.06inch x 0.47inch. Wrench holes formed in rigid material. "C" visible wear indicator turns solid when spikes need to be replaced.