Synthetic * Removable podiatrist-designed and tested orthotic arch support. Restores the foot"s natural / neutral alignment which enables the feet ankles and legs to function dynamically as they were intended. * Tri-planar Motion Control system for essential support and stability. * Flexible and lightweight walking shoes have removable orthotics. * Great for people who have plantar fasciitis or over-pronation. Research supports Orthaheel"s success in reducing over-pronation which can help relieve associated conditions such as heel and ankle pain.