Skip to content
Search
Men's Designer Underwear & Style Essentials

UNDERU

For over 25 years, UNDERU has been the go-to for Men's Designer Underwear and Fashion Foundations. Quality, style, and top brands—all in one place!

Shop now to elevate your essentials for the New Year!

Popular Brands

Explore our most sought out collections, including top names like Calvin Klein, Versace, BOSS, and many more.

Check Out Our Blogs

What Should I Give My Boyfriend for Christmas

The holiday season is the perfect opportunity to treat your boyfriend to thoughtful and stylish gifts that show how much you care. At UNDERU, we offer a wide range of high-quality designer underwear, loungewear, and accessories, making it easy to find a gift that’s both practical and fashionable. Whether you're looking for luxurious loungewear or unique accessories, we'll make sure you get the... Read more

What Socks to wear with Chinos?

Chinos are a stylish, versatile wardrobe option for men, offering a smart-casual balance that can work for almost any occasion. Whether you’re heading to the office, going out for dinner, or just having a relaxed weekend, chinos are a reliable go-to. But what socks should you wear with chinos to complete the look?  The right pair of socks can make all the difference between a polished outfit... Read more

How Often Should You Buy New Men's Underwear

Underwear is an essential part of every man’s wardrobe, but it's one that’s often overlooked. How often should you buy new men's underwear? Whether you're shopping for premium Calvin Klein boxers, affordable multipacks, or designer briefs, it’s a question many men wonder about. We’ve got you covered! Let’s explore why replacing your underwear regularly is important, signs it’s time for a refres... Read more

FASHION FOUNDATIONS FOR MEN

Designer Underwear & Fashion Foundations For Men

UNDERU are one of the UK’s leading online stores for Men’s Designer Underwear and what we call "Fashion Foundations" for Men.

We have built a reputation for exceptional quality and customer service over the last 25 years. Founded in 1999, we continue to stock the classics like Calvin Klein boxers and SAXX Underwear and build exceptional collections from the best designers in the world, such as Versace Boxers, BOSS Boxer Trunks, and Paul Smith Swim shorts to name just a few.

We pride ourselves on selecting the best offering of Designer Boxers each season. We are proud to bring you a carefully considered selection of Luxury Men’s Underwear, Swimwear, Clothing and Accessories

Your cart is empty

Continue shopping