Best Machine Washable Thermal Bottoms for Men of 2025

The Heat Stoke Thermal Long Johns are designed to keep you warm during the cold winter months. With a TOG rating of 0.45, these long johns effectively trap body heat, ensuring you stay comfortable. The brushed inside technology enhances cold resistance, providing extra warmth. Additionally, the ribbed construction fits your body perfectly, while the open fly design adds convenience. Made from a blend of 50% cotton and 50% polyester, these long johns are both soft and durable, making them an excellent choice for chilly days.

The Heat Stoke Long Johns are designed for warmth during winter with a TOG rating of 0.45, helping to retain body heat effectively. Their ribbed construction ensures a snug fit that shapes to your body, providing comfort and support. Additionally, the brushed inside technology almost doubles the cold resistance compared to regular thermal wear, keeping you cosy. With the convenience of being machine washable at 40°C, these long johns are practical and easy to care for, making them an ideal choice for your winter wardrobe.

The Gaffer Thermal Bottoms are crafted from a premium blend of 50% polyester and 50% cotton, ensuring a stylish yet comfortable fit. The brushed cotton interior adds a layer of softness, making these long johns perfect for keeping warm during winter activities. As they are machine washable, you can easily maintain their cleanliness and freshness. Suitable for a range of outdoor activities, including travel, camping, and skiing, these trousers provide the versatility and warmth you need for any cold-weather adventure.

The adam & eesa Thermal Bottoms are designed to keep you warm and comfortable during cold weather activities. Available in a variety of colours and sizes, they ensure a perfect fit for any body type. The ultra-soft and lightweight thermal material provides a smooth touch and is kind to your skin, reducing irritation. With excellent elasticity, these leggings allow for freedom of movement, making them ideal for running or workouts. Additionally, the quick-dry fabric keeps you active even in freezing temperatures.

INNERSY Thermal Leggings are designed to keep you warm in cold weather. The lightweight fabric provides a snug fit without feeling bulky, allowing you to stay comfortable all day. With a practical open fly, these leggings make it easy for you to manage your needs while staying warm. They are perfect for outdoor activities like cycling and skiing, ensuring you remain active without restriction. Plus, the soft fleece lining adds an extra layer of comfort, making them ideal for wearing as thermal pyjamas or under your work uniform.

The YUSHOW Thermal Bottoms are crafted from a blend of 92% polyester and 8% spandex, ensuring a soft and durable feel. With advanced heat preservation technology, these long johns keep you warm without being bulky, perfect for chilly winter days. The skin-friendly design and elastic waistband offer exceptional comfort and a natural fit, allowing you to move freely. Additionally, the breathable fabric quickly absorbs sweat, keeping you dry and comfortable during outdoor activities like skiing or hiking.

The LANBAOSI Thermal Leggings are designed for comfort and warmth during the winter months. Made from a blend of polyester and spandex, these leggings allow for ease of movement while minimising heat loss. The included warm-up technology ensures you stay warm and protected from the wind, making them perfect for cold weather activities. Additionally, their breathable, moisture-wicking fabric helps keep you dry and free from unpleasant odours, providing you with a comfortable experience whether you're exercising or simply lounging at home.