Designed for people who experience discomfort from foot and leg fatigue and want pillow-soft cushioning Ultra-Soft Memory Foam - Conforms to the unique shape of your foot. Breathable to promote air flow Massaging Gel Technology For energizing support and cushioning Fits Casual shoes, Sneakers & Work boots/shoes. Trim to fit Dr. Scholl's offers a Money Back Guarantee if you're not satisfied with the product.