This is an authentic pair of SAINT LAURENT Studded Calfskin Espadrilles Slide Sandals size 40.5 (10.5)in Black. These stylish sandals feature black leather insoles with crossover bands of black leather and silver studs and buckles on top. Bought at Saks Fifth Avenue Made In Italy Slips on Upper: 100% Calfskin Leather; Lower: 100% Jute Open toe, two wide vamp straps with buckle closure Stud embellishments on straps, platform sole