A pair of sleek black boots ... heels, some have buckles and some do not. A few of these pairs have some details that make them a dressier boot while others look more casual. Knee high boots ...

Penelope Chilvers has another black knee-high option in its collection. The brand's Sinatra boots are in suede and have a slightly lower block heel. Suede boots are a royal favourite look ...

Buy the Lillia knee-high heeled boots from Debenhams - for £37.49 These black leather boots with a higher heel and gold buckle are an alternative to try if you don't want such a calf-hugging style.