🔥 MEN’S BASE LAYER LEGGINGS - These Men’s Performance Layer Thermal Long Johns are ideal at keeping warm air close to the skin. 🔥 EASY FIT DESIGN - With an easy fit design to go under your clothes for a smooth slim-fitting thermal base layer for the colder days where one layer isn't enough! 🔥 3 TYPES OF THICKNESS - WIth 3 different types of thickness: Warm, X-Warm & XX-Warm you have plenty of choice to pick the right underwear for you. 🔥 TECHNICAL CONSTRUCTION - The technical construction of this thermal underwear, along with its supportive fit, have been designed so that it effortlessly shapes and works with your body's natural contours, providing the best fit possible. 🔥 ELASTICATED WAISTBAND - The top part of these long johns even have an elasticated waistband, for a much easier and comfortable fit.