SPIEZ Orthotic High Arch Support Inserts with Cushioning Gel, 200bls+ Heavy Duty Plantar Fasciitis Shoes Insoles for Flat Feet & Pain Relief (S, Blue). Feature with heavy duty, shock absorption, pain relief and stability, this orthotic arch support insoles are ideal for people who have flat feet, plantar fasciitis, over pronation or sub-healthy like adiposity.