Overall, incredible. When i first received them, i took my old insoles and the size was identical. Your feet does sit a tiny bit higher in the shoe, but once you use then it all fits into place after a bit of running. You don't realize how much the original insoles are worthless until you try these. A+. Only downside for me, Canadian customer, is that the shipping is pricey. I hope in the future you guys have a Canadian warehouse or somethin so we don't have to pay this much for shipping. But as...