Plantar Fasciitis Arch Support Insoles - 3/4 Arch Pain Relief Orthotics for Tight Shoes,Arch Support Inserts for Over-Pronation,Flat Feet and Heel Spur. The arch support insert can distribute pressure more evenly across the foot, reducing localized stress and alleviating pain associated with conditions like over-pronation,plantar fasciitis,flat feet,arch strain and other discomforting foot issues.