From SSENSE
Pebble-grained calfskin derbys in black. · Perforated detailing throughout · Lace-up closure · Tricolor grosgrain pull-loop at heel collar · Treaded rubber sole · Heel: H1.25 Supplier color: Black
From Mytheresa
Lining: leather. Sole: leather insole, rubber sole. Toe shape: round toe. Upper: calf leather. Closure: lace-up. Designer color name: Black. Made in Italy.