Comfortable Fabric - 90% Polyester, 10% Spandex, a soft 4-way stretch moisture-wicking fabric that keeps thermals for men warm, dry, and comfortable all day long Sufficiently Warm - Crew neck long-sleeve top with elastic waistband tapered pants, close-fitting for better warmth retention and full freedom of movement without feeling bulky. Ample Insulation - Ideal for cold weather layering, skiing, shoveling, biking, or outdoor work, this thermal underwear for men delivers lightweight insulation indoors and outdoors. OEKO-TEX® Certified - Skin-friendly with no risk of hazardous substances. Tested for California Prop 65 compliance. Convenient Care - Machine wash cold, tumble dry low. Avoid high heat to maintain shape and softness after every wash Made in Pakistan - Thoughtfully produced with quality materials and attention to detail in Pakistan, offering you comfort and warmth.