Shop Over Pronation Xline RIF insoles feature unique contours to support your feet, enhance comfort and reduce over pronation Achilles Tendonitis Arch Pain Arthritis Athlete’s Foot Blisters Callus Cavus Foot HomeConditionsOver Pronation X-Line TPD50 The TPD50 insole is a softer version of the TPD orthotic device and is very helpful for many symptoms related to a lot of foot flattening on standing and walking. £28.95 + More Stay one steap ahead in the treatment of foot and lower limb conditions. Call the HealthyStep team on 01457 839549