Mico Warm Control Skintech Kids Shirt + Long Tight Pants Kit SetADVANCED THERMAL INSULATION CONTROL Seamless with two component structure made of polypropylene Dryarn in contact with the skin and polyamide outside high insulation and perfect management of body moisture for advanced thermal protection freedom of movement and ideal comfort of use ergonomic zones of protection and support on the shoulders areas of high transpiration on the sides, arms and upper part of the back compact structure in the lumbar area 3D