These are an authentic pair of GIVENCHY Calfskin Shark Lock Pant Boots 40 in Black. These stylish knee high boots are crafted of calfskin leather in black with a removable Givenchy lock charm on the side.. These boots fall just above the knee. Follow this item for alerts. Givenchy is a registered trademark of Givenchy. FASHIONPHILE is not affiliated with Givenchy.