Kate Middleton borrows from Meghan's stylebook with this wardrobe classic - shop styles from £35

Kate Middleton seems to have taken some styling tips from during her recent visit to Mull, - an outing that also happened to mark her and ’s 14th wedding anniversary.

The opted for a chic countryside look, consisting of a blue button-up shirt, tweed blazer (her exact one is the Double Breasted Blazer from Holland Cooper), brown skinny trousers and chunky brown boots.

And if the outfit felt familiar, it might be because was recently spotted in a similar style blue shirt during her appearance on Prince Harry's documentary, Heart of Invictus.

We don't have the exact details on button-up Kate is wearing (), but the exact shirt Meghan opted for was in the simple yet timeless 'Blue Eoe' shade.

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With both women sporting the same piece, it’s clear to see that the classic blue shirt is a wardrobe must-have and even has the royal seal of approval. Whether dressed up under a blazer or kept casual with jeans, it’s one of those pieces that does it all.

If you're in need of some blue shirt inspo, we've rounded up our favourite styles below...

Shop blue shirts Max Mara Light Linen Shirt

The closest-looking version of Kate's blue shirt comes from Max Mara. This linen shirt features two utility-style pockets on the front, plus the textured detailing that can be seen in Kate's one.

Made from pure linen, this shirt is a summer staple that will keep you cool and breezy summer long. Simply swap out the Princess' winter boots and jackets for a pair of white Bermuda shorts for Princess Diana-inspired look.

Gap Blue 100% Linen Oversized Shirt

This oversized shirt from GAP is one of those throw-on staples you’ll reach for all summer long. Designed from 100% soft linen, it’s breathable, lightweight, and machine washable, making it the ideal piece to roll up in your suitcase.

To style this, we suggest keeping it simple with a pair of Ecru-coloured jeans and some on-trend woven ballet flats.

With Nothing Underneath The Boyfriend 100% Linen Shirt

A brand that's favoured by Meghan Markle, you really can't go wrong with its high quality button-up shirts. This shirt is the kind of piece that feels made for beach holidays but looks just as good style for the office.

The flattering, relaxed cut gives it that borrowed-from-him vibe, which is why its aptly named 'The Boyfriend' shirt.

Mango Pocket Linen Shirt

Perfect for warm-weather dressing, the straight-cut design of this linen shirt gives it a polished look. We suggest styling this open over white vest top or tucked into tailored trousers for an office-appropriate outfit.