Neat Feat Platinum Series Sport High Impact Stabilizer Insole is specially designed to improve foot posture and relieve stress on your ankles, knees, hip and lower back. Excellent for all sports activities running, walking, hiking, standing and high impact sports. A polyester top is kind to sensitive skin and provides all-day comfort, with arch support that stabilises and supports the arch area. A heel cup base is crafted from high-density polyurethane, which absorbs foot force when running or landing. The insole’s gel heel insert also helps to reduce heel shock, while a ¾ length nylon shell adds support, stability, and strength.