Black Nubuck Gladiator Sandal Strappy Boot Heels. These nubuck gladiator sandal heel stappy boot designed shoes feature a zipper back closure, open toes, straps going all the way up and measures at 18.5 inches long including a 6 inch heel and a 13 inch circumference. And buy this Fashion Heels. Just $15.99 for Black Nubuck Gladiator Sandal Strappy Boot Heels at LolliCouture.com