Men's Smart Footwear AnatomicShoes.com Factory Medical Anti Slip Design Adjustable Orthopedic Walking AnatomicShoes.com Ankle Contracture Boot Mediroyal AnatomicShoes.com. MM6's anatomical Ankle Boots in soft nappa combine comfort and sophistication. The curved, tone on tone heel adds a sculptural touch to the minimalist design, while the internal zip ensures practicality. On the back, the white stitched line discreetly defines the unmistakable MM6 style.