Boys' functional Klimatex MINDOK underwear is intended as a first layer for sports activities in colder weather. This thermal underwear is made of material that is breathable, pleasant to the touch and excellent sweat wicking, so your children will stay dry and comfortable. Reflective elements increase safety and visibility in low-light conditions, and flat seams do not irritate the skin. thermal underwear with an imaginative design, functional, breathable material, pleasant to the touch, ribbed structure perfectly wicks away sweat and keeps the skin dry Material: 90% polyester, 10% elastane