Nine West Women's Rontae Knee-High Platform Boot 100% Synthetic Synthetic sole Shaft measures approximately 16" from arch Heel measures approximately 4" Platform measures approximately 1/2" Boot opening measures approximately 14" around Nine West's Rontae boot offers equal measures class and sass. A gorgeous, leather-like fabrication and curvy cuts keep the look sophisticated while a high heel, platform, and corset-inspired lacing adds sex appeal. A partial zipper allows for an easier on/off. Nine West offers a quick edit of the runways -- pinpointing the must have looks of the season, and translating what is fun, hip, and of the moment. It is trend-right footwear that you will reach for in your closet again and again. Nine West is sure to be your trusted resource for everyday chic style.