Mephisto - Babila (Black Pearl Calfskin) - Women's: The Babila mary jane is made with soft calfskin or nubuck uppers. The full toe box and adjustable instep strap allow for a super comfy fit. Removable, Air Relax footbed is anatomically designed and absorbs shock. Lightweight Caoutchouc outsole features 4-point shock absorber system to protect your feet from damaging jolts and vibrations. Sacchetto construction gives you added flexibility and comfort.