Despite popular belief, it is in fact possible to keep your outfit casual without resorting to gym clothes or loungewear. The solution lies in a solid rotation of casual shirts, which are perfect for nailing that dapper dressed-down look. To channel relaxed everyday style, ditch the suit and team your button-down of choice with jeans – or shorts in summer – and trainers. It's that simple. From breezy linen shirts to short-sleeved floral styles and a healthy offering of winter-ready flannel shirts, discover our pick of the best casual shirts for men right now.
Best casual shirts for men in 2023
Luca Faloni Cashmere-Cotton Shirt
This expertly cut men's shirt from Luca Faloni is crafted in northern Italy from a luxurious blend of extra-long cotton and cashmere. The result is an easy-to-wear garment that fuses the softness and warmth of cashmere with the breathability and comfort of cotton. A streamlined silhouette and elegant mother of pearl buttons give this the shirt the potential to be dressed up, but it can just as easily be worn as part of a casual ensemble with blue jeans and leather high-top sneakers.
ISTO. Linen Shirt
Keep things easy and breezy in this summer-ready shirt from Lisbon-based label ISTO. It's cut from 100% French linen for a super-soft feel and flattering natural drape. Custom bio resin buttons and a chest pocket complete the look. Choose from a range of nature-inspired hues.
Neem Regenerative Cotton White Poplin Nehru Shirt
Grandad collar shirts tend to be rather divisive, but here at OPUMO, we're firm fans – particularly of this style by Neem. It's sustainably and ethically crafted from 100% regenerative organic certified cotton, so you can feel good about your purchase. Style it with a chore jacket and chinos for a fail-safe weekend look.
CDLP Short Sleeve Home Shirt
CDLP has taken loungewear to the next level, with its impressive Homewear collection, consisting of pieces that are designed to be worn everywhere from your sofa to the streets. For a dose of laidback luxury, opt for CDLP's short sleeve Home Shirt. The boxy style is cut from a lustrous woven lyocell, with accent satin piping. Effortlessly elegant.
Velasca Norcia Shirt
This Italian-made flannel shirt from Velasca is ideal for casual everyday wear. Team it with cuffed jeans and sturdy boots for a rugged country-inspired outfit that will look as great in the mountains as your local bar.
Form&Thread Canvas Atelier Overshirt
Form&Thread specialises in workwear-inspired staples, like its bestselling Atelier Overshirt. It's the ultimate shirt-jacket hybrid, perfect for year-round layering. Crafted from a mid-weight cotton canvas, it's characterised by traditional utilitarian features, including a clean French-front placket and multiple pockets.
Wax London Mustard Crinkle Stripe Didcot Shirt
Wax London's shirting contingent features a bevy of prints and patterns to choose from, but this easy-to-wear crinkle stripe iteration of the brand's bestselling Didcot Shirt gets our pick. The classic camp collar and vertical stripe pattern recall old-school bowling shirts from the 1950s. Tuck it into belted wide-leg trousers and team with canvas trainers for a contemporary take on retro style.
Artknit Studios Organic Cotton Knit Shirt
Keep things louche and laidback in this elegant knitted organic cotton shirt from Italian label Artknit Studios. It's a softer alternative to traditional cotton shirts and breathable enough for year-round wear. Keep the top couple of buttons unbuttoned for casual everyday appeal and team with wide-leg trousers.
ISTO. Chambray Shirt
We can't talk about the best casual shirts for men without bringing up Lisbon-based label ISTO.'s workwear-inspired Chambray Shirt – a true casual classic. Crafted from 100% organic cotton, it's soft yet ultra-durable, so it's guaranteed to stand the test of time. Roll up the sleeves and leave the top two buttons undone for a relaxed everyday look that screams off-duty.
Closed Utility Long Sleeve Shirt
With its roots in denim production, German label Closed remains a fantastic go-to for relaxed everyday staples, casual shirts included. This utilitarian-inspired long-sleeve shirt is crafted from dark Italian denim, and features flap pockets and military-style buttons. Embrace the workwear aesthetic by teaming it with loose cargo trousers and canvas trainers.
ASKET The Denim Shirt
The denim shirt is a casual wardrobe hero that will inject just the right amount of laid-back elegance into any ensemble. This version from ASKET is crafted from heavyweight organic cotton and finished with mother of pearl buttons for an elevated take on the menswear staple. Wear it with chinos or jeans if you're feeling brave enough to tackle the double denim trend.
L'Estrange Collarless Linen All Day Shirt
Another elegant grandad collar shirt, this time from London label L'Estrange. Crafted from a silky linen-cotton blend with just a hint of stretch, it's designed to be worn all year round. Team it with shorts and sandals in summer and jeans and Chelsea boots in the colder months.
Forét Beam Tencel Shirt
This button-down shirt from Forét is cut from an eco-friendly tencel fabric, offering equal parts style and sustainability. Give it a casual edge by throwing it over a plain white tee and teaming with selvedge denim jeans and leather trainers.
The Resort Co Terry Short Sleeve Shirt
Embrace the terrycloth trend and beat the heat in The Resort Co's Terry Short Sleeve Shirt. Handcrafted in Portugal from 100% organic cotton, it's super-soft and breathable. Pair it with The Resort Co's matching terry shorts for an effortless summer look.
WAHTS Fleming Jersey Button-Down Shirt
Amsterdam-based brand WAHTS has nailed the sports-luxe aesthetic and this shirt is proof of its prowess. Crafted from 100% jersey cotton, it's as soft as a sweatshirt but boasts a tailored fit and mother-of-pearl buttons that bring it up a notch. It's the ultimate stand-in for a plain jersey tee when you feel like making an effort (just a slight one!).