{"product_id":"warm-thickened-slim-fit-long-sleeve-mens-undershirt-solid-colour-pullover-with-acrylic-cotton-blend-for-winter-layering-in-black-cream-sapphire-blue-soy-purple-dark-gray-hemp-apricot-sizes-m-to-4xl-asian-sizing","title":"Warm Thickened Slim-fit Long-sleeve Men's Undershirt Solid Colour Pullover with Acrylic Cotton Blend for Winter Layering in Black Cream Sapphire Blue Soy Purple Dark Gray Hemp Apricot Sizes M to 4XL Asian Sizing","description":"\u003ch1\u003eWarm Thickened Slim-fit Men's Long-sleeve Undershirt Solid Colour Acrylic Cotton Blend\u003c\/h1\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Warm thickened slim-fit long-sleeve men's undershirt in solid colour, pullover style, fabric blend\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/9469\/2026-01-06\/original-image\/6af417c8-d1cb-4cb3-ba45-139ee438ad30.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis warm thickened men's undershirt provides practical insulation for cold weather without adding excess bulk. Designed as a slim-fit long-sleeve pullover, it works effectively as a base layer under shirts, jumpers, or jackets. The solid colour styling ensures it pairs easily with various wardrobes, making it suitable for daily wear, commuting, or simply staying comfortable at home. Available in a range of sizes and colours, this undershirt offers a straightforward solution for winter warmth.\u003c\/p\u003e\u003ch2\u003eFeatures and Construction\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Warm thickened slim-fit long-sleeve men's undershirt in solid colour, pullover style, fabric blend\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/9469\/2026-01-06\/original-image\/7bda2a47-15e0-48cd-8908-2973bd315e11.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThe undershirt combines a thoughtful fabric blend with a practical slim-fit design. The thickened construction delivers warmth while maintaining a neat silhouette. Solid colours and multiple size options add versatility for different preferences.\u003c\/p\u003e\u003ch3\u003eMaterial and Build\u003c\/h3\u003e\u003cp\u003eThe main fabric composition is 31.9% acrylic fibre, 29.2% cotton, 8% spandex, 21% polyester, 7.3% regenerated cellulose fibre, and 2.6% wool. This blend balances softness, breathability, stretch, and insulation. The addition of wool enhances natural warmth, while spandex provides flexibility for comfortable movement. The slim-fit cut ensures the undershirt stays close to the body without being restrictive.\u003c\/p\u003e\u003ch3\u003eSize and Practical Fit\u003c\/h3\u003e\u003cp\u003eSizes range from M to 4XL, with Asian sizing running one to two sizes smaller than European or American equivalents. It is advisable to choose the larger size if between sizes. A 2-3cm variance in measurements may occur due to manual processes. The long sleeves provide full arm coverage, ideal for layering under work shirts or casual tops.\u003c\/p\u003e\u003ch2\u003eUses and Placement\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Warm thickened slim-fit long-sleeve men's undershirt in solid colour, pullover style, fabric blend\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/9469\/2026-01-06\/original-image\/7e0efe7a-f59d-4e3a-a7e1-3f41a9f74b39.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis undershirt is designed for everyday winter use. Its thickened fabric provides warmth for outdoor activities or cold indoor environments. The slim fit works well as a base layer under various clothing types.\u003c\/p\u003e\u003ch3\u003eEvent or Professional Use\u003c\/h3\u003e\u003cp\u003eFor work or formal settings, this undershirt can be worn under dress shirts or uniform tops. The solid colour and slim profile keep the base layer discreet, while the warmth helps maintain comfort during commutes or in cooler offices.\u003c\/p\u003e\u003ch3\u003eEveryday Home Use\u003c\/h3\u003e\u003cp\u003eAt home, the undershirt serves as a standalone top for lounging or running errands. The soft fabric blend feels comfortable against the skin, and the long sleeves offer warmth during cold mornings or evenings. The pullover style makes it easy to put on and take off.\u003c\/p\u003e\u003ch2\u003eBenefits and Buying Value\u003c\/h2\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Warm thickened slim-fit long-sleeve men's undershirt in solid colour, pullover style, fabric blend\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/9469\/2026-01-06\/original-image\/9a737f40-2bc8-4eea-9ea7-7fcde84ab61c.webp\"\u003e\u003c\/div\u003e\u003cp\u003eThis product offers repeatable value through its durable fabric blend and simple care routine. The practical design supports multiple uses across seasons and situations.\u003c\/p\u003e\u003ch3\u003eReuse and Low Maintenance\u003c\/h3\u003e\u003cp\u003eMachine washing at low temperatures helps maintain the garment's shape and colour. Avoiding bleach preserves the fabric integrity. Tumble drying on low or air drying flat are safe options. The consistent construction supports repeated wear and washing without significant change in fit or warmth.\u003c\/p\u003e\u003ch3\u003eWhy Choose This Product\u003c\/h3\u003e\u003cp\u003eChoosing this undershirt means selecting a thickened base layer with a specific fabric blend that includes wool and spandex for insulation and stretch. The range of colours and sizes allows individual preference. The straightforward solid colour design avoids trends. This undershirt is a functional addition to a winter wardrobe.\u003c\/p\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Warm thickened slim-fit long-sleeve men's undershirt in solid colour, pullover style, fabric blend\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/9469\/2026-01-06\/original-image\/c4b99cd9-06cc-4a83-8ef1-53a04769a2f6.webp\"\u003e\u003c\/div\u003e\u003cdiv style=\"text-align: center;\"\u003e\u003cimg alt=\"Warm thickened slim-fit long-sleeve men's undershirt in solid colour, pullover style, fabric blend\" src=\"https:\/\/images.seoo.uk\/src\/products\/shopify_export\/US06\/9469\/2026-01-06\/original-image\/ff90e9a7-115a-4e62-811f-618d56d18ddb.webp\"\u003e\u003c\/div\u003e","brand":"110xwn-eb","offers":[{"title":"Sauce Purple \/ M","offer_id":54112444973399,"sku":"CJYH262380619SH","price":41.75,"currency_code":"GBP","in_stock":true},{"title":"Dark Gray \/ 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