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In summer, many people's first instinct for staying cool is "the thinner, the better." But what truly determines comfort is never thickness, but rather the thermal management capability behind the fabric.

According to ScienceDirect, in the textile field, modern cooling textiles can help the body dissipate heat more efficiently by optimizing breathability, moisture absorption, and perspiration wicking, thereby delivering a genuinely comfortable summer wearing experience.

So, what exactly makes certain fabrics feel "cool" the moment you put them on?

1.Moisture Wicking: Viscose, Modal & Lyocell

The summer heat and stuffiness are largely caused by the inability of sweat to be discharged in a timely manner. According to ScienceDirect, the moisture absorption, wicking, and evaporation capabilities of textiles are key factors determining the thermal comfort of wearing apparel. 

When a fabric can quickly absorb sweat and spread the moisture over a larger area to accelerate evaporation, the human body loses heat through evaporation, thereby creating a cooling sensation. This is why sportswear and cooling T-shirts commonly use moisture-wicking fabrics. Regenerated cellulose fibers such as modal, viscose, and lyocell have good moisture absorption and rapid moisture diffusion, helping to keep garments dry, soft, and comfortable.

2. Instant Cooling Sensation: Nylon/Polyamide

Many people feel a "cool and refreshing" sensation the first time they wear clothing containing nylon. This coolness isn't because the fabric itself is at a lower temperature, but because nylon has a higher thermal conductivity, allowing it to conduct heat away from the skin's surface more rapidly.

Modern research on thermal management textiles suggests that high-thermal-conductivity fibers combined with moisture-wicking structures can significantly improve the body's heat dissipation efficiency. This has become an important development direction for cooling fabrics in recent years.

Therefore, when nylon is blended with fibers like viscose and Lyocell, it can both conduct heat quickly and keep the wearer dry, resulting in a more pronounced overall cooling experience.

3. Breathable Structure: Linen and Bamboo Fiber

If nylon provides an "instant cooling sensation," then linen offers lasting comfort. Vogue, in its coverage of summer fabrics, points out that linen has long been considered the most suitable natural fabric for hot weather because of its excellent moisture absorption. Its relatively stiff fibers do not easily cling to the skin, allowing for air circulation space that helps keep the body cool. 

Meanwhile, REI Expert Advice also mentions that linen fibers are naturally highly breathable, making it one of the most popular materials for summer casual wear.

Although linen wrinkles easily, it is precisely this natural fiber structure that gives it excellent breathability in hot weather.

Although linen wrinkles easily, it is precisely this natural fiber structure that gives it excellent breathability in hot weather.

True Coolness Comes from "Functional Blends"

Compared to single-material fabrics, functional blends are much more popular today. Different fibers working together can simultaneously achieve: a cool feeling on the skin, no stuffy sweat, lasting dryness even after prolonged wear, and stable performance even after multiple washes.

Cooling Product Recommendations

AAFAG240X (Sleeveles) / AAFAG240Y (Short Sleeve): 83% Viscose + 17% Nylon

Features: Naturally cool to the touch, sweat doesn't cling to the body; the high-waist bubble hem conceals the tummy and slims the silhouette, suitable for both commuting and vacation; machine washable and wrinkle-resistant – the ultimate lazy summer dress.

BACJG221A/BACJG220X: 46.5% Lyocell + 41.5% Viscose + 9.3% Nylon + 2.7% Linen

Features: A blend of four fibers that feels like wearing a built-in ventilation fan – offering the breathability of linen, the luster of silk, and keeping you cooler than pure cotton, maintaining comfort from morning to night. Additionally, the embroidery adds a touch of sophistication to your outfit.

A1GBG2318: Lyocell 95% + Polyamide 5%

Features: This fabric blend effectively resolves the common summer dilemma of trousers: the desire for coolness, yet the concern over wrinkling and lack of durability. It stands as a well-considered option that places genuine wearing comfort at the forefront.

Zhang Jingyi Same Style (Vest: A1CDG2521)

A1FCG2359  A1CDG2428  A1CQG2343  A1BLG2375

Summary

When choosing summer clothes, don't just look at "how thin" they are. A truly smart choice is letting the fabric help dissipate heat, wick away sweat, and keep you dry. The right cooling piece isn't just an outfit; it's a statement of comfort and grace during the hot summer days.

If you also hate the heat, sweat easily, and don't want to sacrifice style – the three items above are definitely worth a try.