Winter thermal underwear - detailed features: size range: XS-L cut: slim, which adapts to the silhouette long legs below the ankle made of synthetic material, which ensures durability and is easy to care for stretchable material thanks to the addition of elastane (5%) uniform colors matching many styles seamless construction, will work well as the first layer of clothing (first layer) wide, elastic waistband quick-drying fibers wick away moisture main material: polyamide 94%, elastane 5%, polyester 1%.