Longsleeves
Longsleeves: sustainable comfort with Mellowood®
At Undiemeister, we strive to combine style, comfort, and sustainability in every piece we create. Our long sleeve T-shirts are designed for men who prioritise quality and environmentally friendly materials. With our exclusive Mellowood® fabric, we deliver a perfect balance of superior comfort and durability.
What makes Mellowood® unique?
Mellowood® is Undiemeister's patented fabric, crafted to offer the best combination of natural fibres. Made from 68% TENCEL™ fibres sourced from beechwood, 28% organic cotton, and 4% elastane, this unique blend ensures exceptional softness, breathability, and a CO₂-neutral footprint. The perfect choice for the eco-conscious man.
Why choose a longsleeve?
Longsleeves offer more than just extra coverage; they bring a stylish, versatile touch to any wardrobe. Whether you’re dressing casually or smart, a longsleeve is the ideal choice for comfort and elegance, especially when crafted from Mellowood®.
Sustainability at the heart of Undiemeister
For us, sustainability isn’t a trend – it’s a commitment. With years of experience in the textile industry, our founders developed Mellowood® as a superior and more sustainable alternative to bamboo. By choosing Undiemeister, you invest in clothing that is gentle on the planet and produced responsibly.
Colours and styles for every taste
Our longsleeve collection comes in a range of colours and styles, so you’ll always find one that matches your preferences. Every piece combines premium quality with timeless design – the perfect foundation for any wardrobe.
Maximum comfort, minimal impact
Mellowood® combines natural materials like TENCEL™ and organic cotton to create a fabric that is soft, breathable, and moisture-regulating. This makes our longsleeves perfect for everyday wear without compromising on quality or sustainability.
Undiemeister: the specialist in premium men’s basics
From fabric to design, craftsmanship is at the core of Undiemeister. Our longsleeves are more than just clothing – they represent our mission to offer timeless, sustainable basics for men. Choose Undiemeister and experience the difference of clothing made with attention to detail and respect for the environment.
A conscious choice for the modern man
An Undiemeister longsleeve is the perfect choice for men who value both style and sustainability. Discover the unique benefits of Mellowood® and enjoy the comfort and quality that make our longsleeves truly special.
The Undiemeister® range
Essential T-shirts for comfort and style
Regular Fit T-shirts
The perfect regular fit T-shirt (Casual T-shirt) for every day. Available in a variety of unique, natural colours at Undiemeister.
Slim Fit T-shirts
Slim Fit T-shirts are also part of Undiemeister's T-shirt range. The perfect undershirt for Meisters. With a crew neck, V-neck or even deep V-neck in different colours.
Tank tops
Comfortable and sporty, these are Undiemeister's tank tops. Available in three popular colours.
Long Sleeve T-shirts
The perfect undershirt for winter. Discover Undiemeister's long sleeve T-shirts, now available in two essential colours with a round and a V-neck.
Essentials for every day
Underwear
Undiemeister is known for its underwear. Made from patented Mellowood®, Undiemeister's underwear is available in different colours and in four different styles. Boxer briefs, loose fit boxer shorts, trunks and briefs in your favourite colours for men and boys' boxer briefs for the little Meisters!
Socks
You need socks every day, and top-quality socks can be found at Undiemeister. Whether you are looking for dress socks, sneaker socks or footies, you will find them here. Available in four stylish colours and from sizes 35-49.
Essentials for Meisters
Polos
Polos are available in five beautiful colours. Discover Undiemeister's premium polos and score your new favourite polo for summer.
Swim shorts
Quick-drying swim shorts, equipped with two side pockets, including a zip pocket for valuables. High-quality cords for extra security and available in six summery colours. Made from recycled materials!