A coordinate that shines with tops tucked in. Here we introduce some stylish tips for making the most of your belt.

As the heat of August sets in, shirts that offer coolness and freshness become popular. There are many ways to wear them—on their own, or worn open as a light layer—but this time we're introducing a styling approach where the shirt is tucked in. Let's take a closer look at how to wear a tucked-in top, paying special attention to the shirt and the belt.

◆A shirt made for staying cool

A shirt combining linen and half sleeves for a cool feel, with fabric that's especially worth noting. At the annual fabric exhibition, only the highest grade of linen—sourced from Belgium via France—is secured and used, giving it the refreshing quality unique to linen while also offering a smooth, skin-friendly texture.

With a crisp, dry, and cool feel to wear, and a pleasantly relaxed look, it's perfect for summer. The comfortable linen fabric is dyed using the brand's own special "tinto capo" technique, resulting not only in vivid color but also in a beautifully nuanced depth of tone. NUTS is a naturally toned color, literally reminiscent of a nut's rustic hue. Its soft, relaxed texture is quintessentially linen shirt-like, making both the wearing and the washing of it a pleasure.

◆Tips for tucking in your top1: Don't tuck it in too neatly—leave it a bit loose and airy.

Showing off the waist creates definition in the silhouette, which is what makes a tucked-in look so sharp. The trick to creating that contrast is to first tuck the waist in neatly, then loosen it slightly for a softer, airier finish.

Shirt: Linen Half Sleeve Shirt

Belt: Belt 28mm width

Pants: Cotton Sateen Army Pants

Shoes: TRAVEL SHOES Ballet Shoes Rain RD

Adding a belt at the waist tightens the look and brings a mannish sharpness to the outfit. If you want to shift the impression of your pants, we recommend a belt around 3cm wide. A width of about 3cm can be worn casually, but it's also not too thick or too thin to pair with a suit—making it a versatile belt that will serve you well at every stage of life if you own just one.

REAL HARNESS is a sturdy, tough belt made from British bridle leather. As leather originally made for horse tack, it prides itself on high strength and durability against heavy loads. Vegetable tannins and beeswax oils are slowly worked deep into the fibers over a long tanning process, which is why bridle leather develops what's known as "bloom"—a waxy substance that rises to the surface when the belt is new. This bloom is said to be proof of the leather's ability to withstand sudden, powerful strain without breaking.

With its substantial 4.5mm thickness and sturdy, sharp look, this belt is also worth pairing deliberately with relaxed, wide cargo pants for a more casual feel. Balancing polish with a bit of roughness, it still keeps the tucked-in waist looking neat and put together.

◆Belt widths and how to use them

Now let's look at some shirt-and-belt combinations, but first, it helps to understand belt widths and how they're used. Belts are generally classified by width into "thin belts," "medium belts," and "wide belts." Among these, the most popular widths carried at ZUTTO are thin and medium belts, both of which are easy for women to wear. Here are the general width guidelines:

　Thin belt　：　3cm or less

>>Belt 1/2 Shackle　(Belt width: approx. 1.3cm)

As the name suggests, a "thin belt" is narrow, so besides using it through the belt loops of pants, it can also be worn over a shirt as a waist accent. Design-wise, even belts that might otherwise seem bold—vivid colored belts or elaborate mesh belts—work well as accent pieces precisely because of their narrow width, making them belts that function properly as accessories.

A belt that lets your waist express your individuality. Its rounded brass buckle is modeled after a "shackle"—the U-shaped hardware used to connect loads and ropes—giving it a subtle sense of craftsmanship, along with a reassuring, secure hold that echoes its origins in horse tack.

>>Leather Belt PV244　(Belt width: approx. 1.5cm)

A slender belt with an understated buckle that doesn't overstate itself. The buckle slots directly into the belt holes. It has the kind of refined presence you'd expect to find displayed in a vintage shop showcase, and comes in a suede-finish SHARK and a smooth dark brown FANGO. A piece worth keeping ready in your closet.

　Medium belt　：　around 3cm

>>30mm Width Business Belt, Italian Leather Etrusco　(Belt width: approx. 3cm)

The "medium belt" is the most common type of belt, used even in business settings. Because it works in so many situations, it's easy to mix and match, and it's the width you naturally reach for when in doubt. Belts in particular are often made of sturdy leather that's a pleasure to break in over time, so having one on hand is sure to come in handy.

A belt suited for business occasions, made from "Etrusco," a premium Italian cowhide. Within its lightly finished surface, with the natural texture unique to vegetable-tanned leather, there's a subtle sheen that gives it a refined air. As you use it, the wrinkles known as "tora" (tiger stripes)—a hallmark of Etrusco leather—begin to appear, and this developing character is one of the reasons it's so beloved among leather enthusiasts.

>>Belt 1.25 inch Quick Release／A.Nut　（Belt width: approx. 3cm）

This design originated as one of the pieces of equipment used by firefighters during the Victorian era (1837–1901), which was later turned into a belt. Based on the belt firefighters once used to keep their tools organized, this design holds firmly in place during everyday wear, yet can be released instantly in an emergency—making it an excellent belt design for when it truly matters.

Tips for Tucking In Tops2: Choose bottoms with a clean, streamlined waist.

Especially if you're wearing a belt, it's best to prioritize bottoms with a clean waistline. Pants that already have design details around the waist don't really need a belt, but the simpler the pants, the better a tucked-in top and belt combination will suit them. And when it comes to pants that pair especially well with a belt, denim is probably the top choice.

Top:Choose-Your-Own White T-Shirt (Basic)

Shirt:Open-Collar Shirt, Gingham Check/BLUE

Belt:Belt

Pants:Bardot UP127301 High-Waist Straight Denim OW

Shoes:Coin Loafers, Brown

A coordination pairing denim with a short-sleeved, lightweight open-collar shirt that feels wonderfully smooth against the skin. This open-collar shirt, made in collaboration between a roomwear maker and ZUTTO, has the comfortable feel of loungewear while still looking stylish enough to wear out. Worn draped over a white T-shirt with only the bottom button fastened, and then loosely tucked in for a bit of volume, it creates a look that's flattering even for those less confident about their figure. The refreshing summer-blue check adds a lovely accent to this short-sleeved patterned shirt.

▲Once the weather turns cooler, layering it over a long-sleeved top would look lovely too.

Having actually worn it, since it's designed as a shirt you can wear at home, its light, thin feel turned out to be perfect for tucking in. Even layered over a T-shirt like this, it doesn't feel bulky at all—it wears almost as if it were just a single layer to begin with.

A brown belt with gold hardware cinches the waist. The ART BROWN belt has a supple, soft feel that's relaxed and easy to wear. The leather used in ART BROWN belts comes from renowned tanneries around the world, and is said to be handled exclusively by this maker within Japan—high-quality leather so trustworthy that some people cherish the same belt for 30 years, making it an excellent value for the price. The design works well for anyone, but on a slender woman it tends to run a bit long, which can also look charming when deliberately left to hang loose.

A blouse made lovely by its floral pattern and oversized collar. It carries a grown-up impression while still being full of charm, and tucking it in adds a touch of coolness—so even if it first strikes you as perhaps too cute, the balance ends up being just right. The Tana Lawn fabric from LIBERTY LONDON is said to have been developed specifically to express the sheen and touch of silk using cotton, resulting in an incredibly smooth feel. It's crisp and dry to the touch, and happily resists wrinkling. Since it can simply be smoothed out and hung to dry, it can be worn casually straight from the wash—a quality much loved by those who find ironing a chore but still want to dress stylishly.

A leather belt accented with studs cinches the waist, giving the look a slightly retro edge that's both cool and endearing. A belt with a touch of vintage-style design catches the eye even in just a glimpse, lending a stylish impression. Adding it to a simple outfit to make a statement is lovely, but pairing it with a pattern on purpose might be an even more playful choice.

A belt dedicated to being Italian-made, crafted entirely by hand by artisans. From cutting the leather to dyeing, embroidery, and decorative details like studs and beads, every step is done in Italy with great care and devotion. It's a belt that adds character even to your back view—one you'll want to keep ready at hand every day.

▼Bonus: For Autumn, Try a Long Shirt × Belt for a Different Kind of Style

Finally, although it's not tucking your top in, we'd like to introduce a waist-marking style using a belt that we really want you to try with a shirt-and-belt combination.

Shirt: Cotton Linen Antique-Like Shirt

Belt: Belt 1/2 Light weight

Denim: [Special Order] CTX-010L 12oz Selvedge Straight Jeans White

Bag: Rattan Handbag with Leather Handle, Special Order Stitching

Pumps: Chunky Heel NERO

Worn as is, this shirt has a longer hem length that gives an impression right between casual and polished. Some people like to wear it in the basic way, while others get creative with how they button it up or leave it open—and using a belt to mark the waist is another way to arrange it. Because a long shirt has such a long hem, it doesn't reveal the body's lines, but on the other hand, it can be hard to create definition. By wrapping a belt around the waist, you can show off a different silhouette and enjoy a fresh impression, making this one styling approach we'd especially recommend to anyone with a favorite shirt they want to keep wearing often.

If you're going to use a belt for waist-marking, we recommend a thin belt or cord-like belt that subtly changes the mood. For example, the one used here is the Belt 1/2 Light weight by MARTIN FAIZEY.

Made with thin bridle leather, this belt is intentionally cut longer than usual. Letting the end of the belt hang down from the side while wearing it creates a refined, effortlessly stylish look, adding just the right accent.

This belt is made entirely by hand by a small number of craftsmen at a workshop in Worcestershire, England. It uses historic bridle leather, tanned with oak bark liquor in a process that has continued since the year AD 50. Sturdy and thick, it's well suited to long-term use—the more you use it, the more luster it develops, and it gradually molds itself to fit your body. Its slim profile lends a moderate sense of casualness and femininity, and even outside of waist-marking, it's the kind of belt that can subtly change the impression of your waist when worn with wide-leg pants, chinos, or denim in everyday use. With a simple construction and design—just slipping the buckle's prong into a hole—it's a belt that can be worn by anyone, regardless of gender.