Demonia 4 1/2 Inch Trendy Platform Knee Boot Black Gothic Boot Synthetic Polyurethane Heel measures approximately 4-1/4" Platform measures approximately 2-1/4" ; Boot opening measures approximately 14" around; Style Name: SHAKER-100; Color Description: Blk Pu; HEEL and PLATFORM: 4-1/2" P/F; Size Range: 2011-6-10.