Uniqlo Sale - Only What's in Your Size

About Uniqlo

Uniqlo is a Japanese fashion brand founded in 1949, with the modern Uniqlo retail concept launching in 1984 in Hiroshima. The brand is headquartered in Yamaguchi, Japan, and operates under Fast Retailing Co., Ltd. Uniqlo designs menswear, womenswear, and kidswear focused on high-quality, technically-engineered essentials — captured in the brand's LifeWear philosophy of considered, simple, durable everyday clothing. Uniqlo's product range covers T-shirts, knitwear, denim, tailoring, dresses, outerwear (including iconic Ultra Light Down and HEATTECH ranges), pyjamas, underwear, and accessories. The brand operates extensive UK retail through standalone stores in London and other major cities, alongside uniqlo.com/uk. Uniqlo's positioning sits in the value-led essentials market, with strong recognition for its fabric technologies (AIRism, HEATTECH, Ultra Light Down, BLOCKTECH), reliable everyday basics, and frequent designer collaborations including the long-running U and C collections. Uniqlo deals typically appear in weekly limited-time offers, end-of-season clearance, and selected promotional events.

Uniqlo sizing guide

Uniqlo sizing generally runs true to UK standard (XXS–XXL across most ranges), though the brand uses Asian-influenced sizing on selected styles, which can fit slightly closer to the body than standard European sizing. Kidswear is sized by age in years. Specific fit notes appear on individual product pages.

When does Uniqlo go on sale?

Uniqlo runs weekly Limited Time Offers throughout the year, with selected lines marked down for a fixed period. Major seasonal sales also occur at end-of-season cycles (late June/July and December/January), alongside Black Friday and selected promotional events.

Frequently asked questions

Is Uniqlo Japanese?

Yes — Uniqlo was founded in 1949 in Japan, with the modern Uniqlo retail concept launching in 1984 in Hiroshima. The brand is headquartered in Yamaguchi, Japan, and operates under Fast Retailing Co., Ltd.

What is Uniqlo HEATTECH?

HEATTECH is Uniqlo's proprietary thermal fabric technology, designed to retain body heat through moisture-converting fibres. The range includes base layers, leggings, socks, and accessories across multiple warmth levels (HEATTECH, HEATTECH Extra Warm, HEATTECH Ultra Warm).

When does Uniqlo go on sale?

Uniqlo runs weekly Limited Time Offers year-round, with selected lines marked down for a fixed period (typically 7 days). Major seasonal sales also occur at end-of-season cycles and Black Friday.

Is Uniqlo true to size?

Uniqlo sizing generally fits true to UK standard, though some styles use Asian-influenced sizing that can fit slightly closer to the body than standard European sizing. Check individual product page measurements before purchasing.