Silver Tornado® / Under Armour RST (Fast Twist® 3.0) Value PackThe Silver Tornado spike is a multi material spike with a counter rotational design that provides the best level for balance and stability. Silver Tornado is constructed after its name with six angled legs that look like a tornado. Softspikes recommends changing your golf spikes every 15 rounds to get the best performance and traction. Will these spikes fit my shoes? Click Here to find out!