The Heat Machine Men's Thermal Long Johns in size L offer exceptional warmth with a rating of 3. Made from a blend of polyester and cotton, these long johns are designed to keep you cosy and comfortable. In a stylish grey colour, these thermal underwear are a practical and essential addition to any man's wardrobe. these long johns are sure to provide you with the extra warmth needed during colder weather. Warmth rating 3 tog 0.45
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