• Unbeatable Warmth: Heavyweight 9 oz thermal underwear provide exceptional warmth and comfort in the coldest weather.
• Perfect Fit: Made from 100% preshrunk cotton, these thermal base layer bottoms ensure a perfect fit right from the start, preventing shrinkage after washing.
• Optimal Comfort: The soft, breathable cotton fabric offers optimal comfort, making these bottoms ideal for layering or wearing on their own.
• Secure Fit: Cuffed thermal bottoms provide a snug fit, keeping the thermal bottoms in place during any activity, ensuring maximum heat retention.
• Complete Thermal Set: A matching top is available, allowing you to create a complete thermal outfit for full-body warmth and protection.

Experience unparalleled warmth and comfort with Rothco's Extra Heavyweight Thermal Knit Bottoms. Made from 100% cotton, these 9 oz heavyweight thermal underwear bottoms are exceptionally soft and preshrunk to ensure a perfect fit from the first wear. Designed to keep you warm in the coldest conditions, these thermal bottoms feature cuffed ankles for a secure fit. Whether you're braving the outdoors or just need extra warmth, these bottoms are your go-to base layer. A matching top is also available for a complete thermal outfit.