Queen Elizabeth II, for instance, was notorious for having a waste-not, want-not mantra.

This isn’t surprising, considering she lived through both world wars.

The British head of state could afford just about anything she wanted, yet she had many penny-pinching ways.

The British royal family at Buckingham Palace

“The Queen has never been an extravagant person,” royal historian Sir Roy Strong told theDaily Express.

King Charles III has clearly picked up on some of his mother’s habits.

However, the late queen and the new king aren’t the only penny-pinchers in the family.

Kate Middle smiling at onlookers

However, she’s also known for sporting looks from affordable retailers.

“We talked about the UK and particularly about shopping at Bicester,” she told theMirror.

“I said I’ve been there and I love it and she said she does as well.”

Queen Elizabeth II eating

Some years later at a charity polo match, she sported a $52 striped off-the-shoulder Zara summer dress.

The sweater retails for just $29.99.

However, her majesty also had many surprisingly frugal tendencies.

The gates of Buckingham Palace

“Some Kellogg’s cereal from a plastic container, which she’d serve herself.

And some Darjeeling tea,” McGrady toldMarie Claire.

This is not too surprising, being that Elizabeth was “not a foodie,” McGrady toldThe Telegraph.

Space heater heating a room

By Order of The Master of The Household."

Harry continued, saying, “And that’s now something that I’m obsessed with as well.”

William, too, admitted he is the same way.

A perfectly wrapped gift box

Prior to her death, the queen seemed to do all that she could to keep energy expenses low.

While Buckingham Palace runs on 40,000 lights, Elizabeth banned lightbulbs over 40 watts, according to theDaily Express.

And then your eyes land on a …space heater?

King Charles III with wife Queen Camilla

It’s common practice for people to tear open a gift and dispose of the wrapping paper.

Queen Elizabeth II was not one of these people, though.

Clothes aren’t the only thing the royal kids hand down to each other, though.

The Prince and Princess of Wales with Prince George, Princess Charlotte and Prince Louis

“A lot of Charlotte’s toys are hand-me-downs from George.

Looks like he was right!

This wasn’t the first time he’d flown this way.

The Prince and Princess of Wales holding hands with Prince George, Princess Charlotte, and Prince Louis

And, ye, it still fit her like a glove.

Clothing isn’t the only area of Anne’s life in which the princess is thrifty.

you might’t help but love Princess Anne’s no-fuss, penny-pinching outlook.

The Duke and Duchess of Sussex deboarding an airplane

King Charles III and his sister Anne, Princess Royal stand in uniform