The KASE Armour system is a professional and user-friendly filter system developed by KASE Optics. It includes a sturdy filter holder and various filters to suit different photography needs. The holder can hold multiple filters, allowing for filter stacking and flexible adjustments. The filters are made of high-quality optical glass, providing excellent optical performance and durability. The system accommodates different filter sizes and includes various filters such as ND filters, polarizers, and other filters.