He has also been photographed with the pen while working on government papers and signing official letters in Downing Street, and at international summits including a meeting of the European political community in Moldova earlier this month. In official photos from his stint in the Treasury, Mr Sunak can be seen using the erasable markers to sign a bilateral agreement with the Swiss, during a conference call with G20 finance ministers, and while briefing journalists from 11 Downing Street. Margaret Thatcher’s handwritten notes revealed her plans for emergency measures at the height of the miners’ strike and Cabinet disagreements over how to respond to the Falklands invasion. The Prime Minister has often been pictured using the pens, as first reported by The Guardian, most recently during a Cabinet meeting this week. A Labour source said: “We already know Rishi Sunak is addicted to evasion, whether he’s hiding WhatsApp messages from the Covid inquiry or still refusing to disclose his full tax affairs, so no wonder people are going to be curious about his choice of these pens.

In separate comments reported by The Guardian, she said: “The Prime Minister has never used the erase function and nor would he.”The right pen can do wonders for your writing, especially if you want to leave a lasting impression. Similarly, the right handwriting pen for school can make such a difference for children when just learning to write or building their confidence. There’s so much a quality pen can do, so shop our range today!

Presidents of the United States routinely use pens with permanent ink to ensure there is no danger of their words being erased, fading over time, or being damaged by heat or damp conditions.

On Wednesday, his press secretary said: “This is a pen that is actually one of the best selling fountain pens in the country, the brand is one of the top 10 fountain pens. But no amount of erasable ink can cover up his dismal record of failure and broken promises as chancellor and as Prime Minister.” Downing Street said that the pens were provided by the civil service and were widely used across Whitehall, including by the permanent secretaries of departments. There are also photos on Sunak’s social media accounts of him using regular permanent ink pens to actually sign documents, including an economic agreement with India in October 2020 when he was chancellor. A Labour source accused Mr Sunak of being “addicted to evasion”, citing the Government’s refusal to hand over ministers’ unredacted WhatsApp messages to the Covid inquiry.