GDefy Gravity Defyer Mighty Walker Charcoal Grey Purple Size 8.5 Pre Owned in Like New Condition See Pics Indulge in the extraordinary comfort and relief offered by the Mighty Walk shoe – your ultimate companion for tackling diabetes, plantar fasciitis, and those nagging knee, heel, and back discomforts. Whether you're hitting the pavement for a brisk jog or enduring a long, arduous workday on your feet, this versatile shoe has got your back – or rather, your feet!