The Peckham PolarTec Thermal FR Base Layer Pants in army size medium long are a solid beige color, made of polyester fleece material, with a thermal feature for added warmth. These long johns are machine washable and designed for men who take outdoor activities in colder weather conditions. The Polartec brand ensures quality and durability, with the added bonus of a military theme that appeals to those who appreciate rugged outdoor style. Ideal for those looking for a comfortable and functional underwear option with a touch of military-inspired design.