The Klimatex CESAR kids' functional base layer set is ideal for winter sports. The set includes a long-sleeved T-shirt and pants. The products are sewn with flat seams that eliminate skin irritation when worn. The material contains Lycra which provides better shape stability of the product and allows greater freedom of movement. The pleasant feel of the fabric similar to natural materials does not irritate the skin. The inner side of the fabric is lightly brushed, providing better thermal insulation.