Footprint Insoles Dane Burman 7mm hi profile...You've seen Dane Burman in Cold War and you know what he's capable of. This is the sole he uses. The nano technology in Kingfoam gold converts impact energy into heat before it can reach your body. The heat is no hotter than the human body so you won't notice it. Expect to skate twice as long before getting sore and you won't have to worry about foot bruises. at home raw brown egg test from customers. If you are planning this test, first wear the insole for a few minutes as the technology activates with your body heat.Check out all of the Footprint gear in stock here.