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Colourful coats - Queen Elizabeth often opts for bright coats and matching hats.

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Colourful coats - The Queen wears brightly coloured garments to stand out in a crowd.

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Official outings - For official outings, women usually opt for dresses and men for suits.

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Official outings - Women can also wear smart trousers. Men must always wear collared shirts.

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Smart casual - Even on informal outings, royals must look put-together. That does not exempt men from wearing collared shirts.

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No jeans policy - In general, the royals do not wear jeans, but the Duke and Duchess of Cambridge have been known to break this rule on occasion, but only for very casual days.

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Ladies' coats - Women's coats should be a minimum of knee-length.

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Ladies' coats - Royal women cannot take their coats off in public, as it is seen as unladylike.

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Hats on! - For official events, ladies always wear a hat.

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Hats on! - The Queen usually wears a hats for both official events and daily outings.

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Tiaras - After 6 pm, hats are not to be worn indoors. It's tiara time!

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Tiaras - Tiaras, like hats, are worn on formal events and special occasions.

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Tiaras - Unmarried royal women do not wear tiaras on any occasion.

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All-black essential - All royals pack an all-black outfit when they travel.

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All-black essential - This is in case of an unexpected funeral.

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Neat hair - Whether up or down, ladies' hair must always look neat.

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Neat hair - Kate Middleton is said to have her hair blow-dried at least three times a week to maintain her groomed long locks.

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Gloves - The Queen almost always wears gloves.

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Gloves - It used to be compulsory for royal women to wear gloves.

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Gloves - Kate Middleton only wears gloves when it is cold. The Duchess usually greets people with bare hands.

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Military uniform - Royal men wear their military uniform when saluting the British troops.

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Military uniform - It is also common for royal men who serve in the military to wear their uniform to their wedding ceremony.

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Military uniform - Prince Harry will not marry in military uniform as he is no longer in service.

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Boys dress code - Young boys are dressed in shorts and collared shirts.

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Boys dress code - Even in pyjamas, the young Prince George looks smart and put-together.

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Girls dress code - Young girls are usually dressed in traditional dresses.

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Girls dress code - You will never see the young royal in glitter.

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Family affair - Although it is not protocol, the Duke and Duchess of Cambridge often coordinate their family's outfits.

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Family affair - This is particularly true for formal events.

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Manicure - Royal women are not to wear flashy or brightly coloured nail varnish.

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Manicure - Nails are cut short and natural or painted a neutral tone.

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Clutch - The Duchess of Cambridge always carries a clutch.

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Clutch - This is said to be to occupy her hands and prevent unwanted handshakes. Royals are always the ones to initiate a handshake.

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Shoes - The Queen is not a fan of platform shoes, something the Duchess used to wear a lot of.

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Shoes - The Duchess now wears classic court shoes or kitten heels.

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Corgi exception - The Queen's dogs are the only ones that do not have a style protocol!

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