The Mary Jane sandal clog resembles the iconic Mary Jane style shoe in a clog. This sandal has a closed toe and open heel design, and it features an adjustable buckle, great for accommodating all types of feet. Alder-wood orthopedically designed footbed, wet-lasted leather upper, Slip-Resistant (Non-Skid) , Eco-Friendly, anti-microbial, slip-resistant shoe is Certified ASTM 1677-Mark II.