![Super Feet FLEXmax](http://brinesportinggoods.com/cdn/shop/products/flex_max_insole_image_view_5_72376c9e-fd93-4f37-9a22-a4a2f0b8c05e_{width}x.jpg?v=1608131925)
Upgrade your shoes with Superfeet® FLEXmax™ insoles. An excellent introduction to doctor-recommended Superfeet shape, the special flex design hugs your feet and cradles your heels to help your footwear, and you, feel great. Durable 5mm thick Aerospring™ comfort foam delivers heel-to-toe comfort, while the flexible heel cradle provides structure and stability, reducing stress on feet, ankles and knees. FLEXmax insoles fit best in roomy athletic footwear.