Opening Ceremony Classic M1 in Black. - size 41 (also in 42,43) Opening Ceremony Classic M1 in Black. - size 41 (also in 42,43) Leather upper and sole. Lace-up front. OPNC-MZ6. M608608100. This season Opening Ceremony offers their popular booties in a range of colors and finishes. From lace-up suede booties to sleek leather with fabric details to wedge ankle-high platform boots, the classics are there as are new favorites.