Base London Sleeve Lace Up Shoe Step up your office game with the Sleeve derby shoe. Crafted with sleek leather uppers, a four-lace closure, and Ortholite insole comfort, its slim sole ensures you stay sharp and steady - because confidence starts from the ground up. Fastening:Lace Up Material Composition:Leather/Leather/Other MaterialsCare Instructions:Treat with a suitable leather cream or polish. Derby Shoe. Four lace closure. Ortholite Cushioning.