- Size: 42 • Professional orthopedic insole for flat feet, designed by podiatrists. • Relief for arch pain, plantar fasciitis, bunions, metatarsals, and valgus heels. • High arch elevation to support the bridge of the flat foot. • Metatarsal pad to enhance comfort. • Wrap-around heel contour for greater contact surface. • Better weight distribution across the foot and increased impact cushioning. • Breathable, hypoallergenic, waterproof, and recyclable PU material. • Slight tilt at the heel base to straighten heel position.