A trim to fit insole for insertion into a shoe has a raised metatarsal pad on the insole upper surface, wherein the raised metatarsal pad has a first region rising at a slope inboard from a medial edge of the insole board, and configured to underlie the first metatarsal head of the wearer, a second, raised top surface region configured to underlie the second to fourth metatarsal shafts of the wearer, and a third region sloping downward towards the lateral edge of the insole configured to underlie the fifth metatarsal shaft of the wearer, wherein all three regions cooperate to evert the first metatarsal and to invert the fifth metatarsal of the wearer.