An orthotic is a semi-permanent support for the joint and unlike a brace is worn at all times when the body part is used. Foot Orthotics come in various designs. Most common are stuff that one can buy over the counter and these to help with supporting the heel and the foot to a degree. However, When the person has a more permanent issue of not only a flat foot but also work that taxes the foot area as the person has to stand for many long hours or to walk long distances then at this time custom foot orthotics are a good option and an adjunct to help bring pain relief and help support the foot joints.