ZIEG IV WIDE is the wide model of ZIEG IV which is a full bucket seat that has been elaborated to pursue the high safety and the hold performance based on various racing experiences and feedback from professional drivers. It is 40mm wider at the thigh part and 10mm wider at the shoulder part than the standard ZIEG, making it suitable for large body drivers. In addition, the entire shell as same as ZIEG IV has a deep hold shape with the round shoulders line for wrapping the driver deeper. Even in situations where high-speed cornering or high driving G is applied, the driver is firmly held for reliable driving operations. In gradation fabric, FRP construction.