Amazing comfort, orthotic support. Double the comfort with 2-layers of gel. Blue gel: for comfort and shock protection. Red gel: for orthotic support. Feel the comfort. Pain-relieving support. Problem: Tired, achy, uncomfortable feet. Product: Ultra Gel Insoles. Solution: Improved comfort and support with double-gel design. Twice the comfort with 2-layers of gel! Ultra Gel Insoles are not only incredibly comfortable, but our new double gel design actually returns energy with every step. You'll feel less fatigue and pain no matter what shoes you wear. Orthotic support and enhanced stability. The firmer red gel is designed to support the heel and arch in a stable healthy position. This greatly reduces the possibility of missteps and injury. Made in China.