Women's Sexy Buckled Over Knee Boots Waterproof Patent Leather Side Zipper Platform Chunky High Heeled BootsFeaturesItem Type: Womens Ove the Knee BootsUpper Material: PUBoot Height: Over-the-KneeInsole Material: Short PlushShaft Material: PUToe Shape: Round ToeOutsole Material: RubberSeason: Spring/AutumnClosure Type: ZIPOccasion: Casual/ Work/ Vacation/ Date/ Holiday/ School/ Shopping/ OutdoorSize ChartUS Size 4.5 B (M) US = Heel to Toe 8 7/8 inch(22.5cm) = EU 35US Size 5 B(M) US = Heel to Toe 9 inch(23cm) = EU 36US Size 6 B (M) US = Heel to Toe 9 1/4 inch(23.5cm) = EU 37US Size 7 B (M) US = Heel to Toe 9 1/2 inch(24cm) = EU 38US Size 8 B(M) US = Heel to Toe 9 5/8 inch(24.5cm) = EU 39US Size 8.5 B (M) US = Heel to Toe 9 7/8 inch(25cm) = EU 40US Size 9 B (M) US = Heel to Toe 10 inch(25.5cm) = EU 41US Size 10 B (M) US = Heel to Toe 10 1/4 inch(26cm) = EU 42Please carefully refer to this size details to get a best match.