Children's underpants SUSYO are made of vapor permeable, quick-drying and flexible material SOFT TEC and THERMO COOL, with UV protection. The material ensures rapid removal of moisture from the skin and at the same time has excellent insulating properties. For maximum comfort, the trousers have a tight-fitting fit and flexible flat seams. There is also a reflective print on the front. Material composition: 95% polyester, 5% elastane.