G By Guess Halsey Women US 6 Gray Knee High Boot Synthetic Synthetic sole Shaft measures approximately 12.75" from arch Boot opening measures approximately 16.5" around The style name is Halsey. The style number is HALSEY-GRY. Brand Color: Gray (Main Color: Gray) Material: Synthetic Measurements: Shaft measures 12.75", Circumference measures 16.5" and 1.25" heel Width: B(M)