Heavy Duty High Arch Support Insole Orthotics - Pain Relief for 220+ lbs Plantar Fasciitis,Heavy Duty High Arch Support Insole Orthotics Pain Relief for 220+ lbs Plantar Fasciitis, If you have not used this type of product before, during the first week of wearing our product, as your feet adapt to arch support, you are expected to experience some uncomfortable foot pressure. We suggest starting from 2 5 hours per day and gradually increasing the wearing time to adapt to this type of product UNIVERSAL HEAVY DUTY SUPPORT INSOLES: Orthotic