The RefrigiWear Heavyweight Mid-Layer Thermal Bottoms add 7–15°F of warmth, making them the ideal base layer for extreme cold or industrial freezer work. Made from a 92% polyester and 8% spandex 4-way stretch blend (240g), they deliver flexibility, warmth, and comfort on the job. A stretch waistband keeps them secure, while the brushed lining, flat seams, and closed fly help retain heat and reduce friction. Available in sizes S–4XL, these durable thermal bottoms let you work confidently in freezing conditions—because RefrigiWear gear is tougher than the cold you face.
RefrigiWear Heavyweight Mid-Layer Bottom - Ultimate Warmth & Comfort for Extreme Cold
The RefrigiWear Heavyweight Mid-Layer Thermal Bottoms add 7–15°F of warmth, making them the ideal base layer for extreme cold or industrial freezer work. Made from a 92% polyester and 8% spandex 4-way stretch blend (240g), they deliver flexibility, warmth, and comfort on the job. A stretch waistband keeps them secure, while the brushed lining, flat seams, and closed fly help retain heat and reduce friction. Available in sizes S–4XL, these durable thermal bottoms let you work confidently in freezing conditions—because RefrigiWear gear is tougher than the cold you face.
- MEN’S LONG UNDERWEAR: Our heavyweight thermal underwear for men is the perfect base layer to keep you 7°F to 15°F warmer. The stretchy thermal bottoms can be worn close to the skin as a first layer of warmth, and they move with you as you work in freezing weather.
- COMFORTABLE MEN’S THERMAL LEGGINGS: These long underpants for men are made from a strong, supportive 92% polyester and 8% spandex fabric that features a 240-gram 4-way stretch for a close yet non-constrictive fit and all-day warmth and movability.
- EASY TO WEAR: Easy to put on or take off, these under-clothing pants have a soft brushed lining for added comfort. They feature flat seams for a low-profile fit that minimizes friction as you build warm layers and tackle cold environments.
- THE PERFECT FIRST LAYER: Easily withstand freezing temperatures with these thermal bottoms. They feature an elastic waist for easy movement and a closed fly to keep the warmth in and the cold out. They come in sizes S–4XL.
- REFRIGIWEAR: Since 1954, RefrigiWear has innovated cold-weather gear that helps you focus on your job while you maintain warmth and safety. Let us help you own the cold with our line of insulated and thermal clothing and equipment designed to protect you from freezing conditions.
- Sizing Instructions: For the most accurate fit, take your measurements over the base layer of clothing you intend to wear with this RefrigiWear gear (such as thermal underwear, jeans or a sweatshirt) and refer to the size chart for this product.
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RefrigiWear makes some of the world’s toughest, most dependable garments for protection from the cold. We manufacture it with your warmth, your comfort and your safety in mind—for work, play and everyday use. For more than 70 years, RefrigiWear has put our garments through some of the harshest working conditions known to man…from freezing temperatures in the food industry to men and women working on pipelines sub-zero conditions. We have also oufitted consumers living and working in cold conditions with garments ranging from our iconic Iron-Tuff Collection to our best-sellers in the Signature Collection.
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