Advanced Polycarbonate Composite Weave Shell: Lightweight, superior fit and comfort using advanced CAD technology.3rd-Generation “ACS” Advanced Channeling Ventilation System: Full front to back airflow flushes heat and humidity up and out. AquaTrans® Moisture-wicking Interior: Comfortable, removable and washable. Large Eye Port and Maximum Range Adjustable Visor: For maximum visibility and superior goggle fit. ECE 22.05. Storlek XS 54