12 Eyelet Unisex Steel Toe Ankle Boot, Rubber Sole Approximate calf circumference: 9.9" Approximate shaft height: 12.5" Demonia 12 Eyelet Unisex Vegan Steel Toe Lace-Up Triple Buckle Ankle Boot, Rubber Sole, Full Length Inside Zip Closure Approximate calf circumference: 9.9" Approximate shaft height: 12.5"