Bow Legs, Kncok Knees, balance your feet, Insole Soft Heel Pads, varus, valgus. Insole Leg Corrector, O/X Leg Type Corrector, Supination Insoles, Pronation Insoles. ✓ They can be either varus (foot turning inward) or valgus (foot turning outward), supporting either side of the foot as needed.