IDIFU Women's Sofia-A Round Toe Side Zipper Short Boots Stacked Low Block Heel Ankle Booties Synthetic Rubber sole Shaft measures approximately 3.3" from arch Heel measures approximately 2" Boot Opening Circumference measures approximately 11" Featuring classic rounded toe, comfortable low chunky heel and solid color. Stack low thick heel gives you perfect boost in height and reassure that they are wearable all day long with comfort. Designed with easy side zipper cloure, you can use the side zipper to widen the foot hole without undoing and lacing up your boots every time you take them off and put them on again; Leave the laces tied and use the side zipper to save time when you're on-the-go.