There’s a fine line between looking like you borrowed your dad’s suit for a school play and owning a room with nothing but a jacket and a pair of heels. The oversized blazer has muscled its way from the back of the closet to the front row of fashion, and for good reason. It’s a silhouette that says you’re confident enough to take up space. But how do you wear a blazer that is literally too big without looking sloppy in the boardroom or the coffee shop? It’s all about tension.

Start with the foundation. An oversized blazer works best when the rest of your outfit is lean and deliberate. Think of it as a hanger for your clothes. A simple, high-neck black turtleneck tucked into high-waisted trousers that fall straight, not baggy, creates a long vertical line. The jacket frames your shoulders, while the fitted base keeps the whole thing from devolving into a fabric puddle. Cuffs matter here. Roll them once or twice to show a sliver of your wrist or a watch band. It signals intention.

Don’t be afraid to break the rules about matching. A classic grey charcoal or navy blazer is the easiest entry point. Pair it with a crisp white button-down that is slightly wrinkled on purpose—think undone luxury, not slob. Leave the top two buttons open. Swap the standard dress slacks for a pair of wide-leg, paper-bag-waisted trousers in a contrasting color, like cream or olive. The drawstring waist cinches you in, while the blazer adds structure. Finish with a sleek, low-profile pointed flat or a block-heeled ankle boot. The trick is that there is no “matching.” It’s a curated clash.

Let’s talk about denim. For a day that demands a handshake and a power lunch, you can absolutely wear jeans with an oversized blazer. But not just any jeans. Choose a pair of straight or slim-leg jeans—dark wash, no rips—that sit at your natural waist. Tuck in a silk camisole or a fine-gauge cashmere crewneck. Here, the blazer becomes the statement. The rest of the outfit is background noise. Do not let the blazer cover the shape of your jeans entirely. Unbutton it. Let the lapels fall open. The juxtaposition of a sharp, wide shoulder with raw denim and a whisper of silk reads as effortlessly powerful.

For the woman who doesn’t want to wear trousers, a midi skirt is your best friend. Look for one that hits just below the knee, in a fabric that has weight—think a thick ribbed knit or a matte satin. The skirt should be fitted or gently flared, not A-line. Wear the blazer unbuttoned over a thin merino wool top. The length of the skirt should be slightly longer than the blazer’s hem, creating a gentle layer. The blazer gives the skirt structure; the skirt softens the blazer’s masculine edge. Keep jewelry small and delicate. A thin chain necklace and a single hoop earring per ear. You want the outfit to look like you threw it on, not like you spent an hour analyzing mirror angles.

Color is your secret weapon. An oversized blazer in a neutral color like taupe, camel, or even a muted olive green is a workhorse. It works with everything. But if you want to turn a corner, grab a blazer in a deep berry or a soft, dusty rose. The volume of the blazer makes these colors feel strong, not sweet. Wear it with all black underneath. Black trousers, black turtleneck, black loafers. The blazer stands out like a flag. You look like someone who makes decisions, not requests.

One more note on fit. The shoulder seam should drop off your natural shoulder, but not by more than an inch or two. If the blazer swallows your entire arm up to the elbow, it’s too much. You need to see the shape of your own body beneath it. A good oversized blazer should feel like a hug, not an escape pod. Move your arms. Sit down. If you cannot lift your coffee cup without the jacket hiking up to your ears, move on to the next one.