Size: 120x120mm / 4.73x4.73 inch(LxW); Parallel Hole Distance: 105mm / 4.14 inch; Packing List: 8 x Fan Filter Advantage: Made of ABS plastic, can be washed and cleaned many times. Advantage: This fan finger grill not only ventilate and can be dustproof, and it can help extend the life of the fan. Application: The fan finger grill can prevent debris such as hair from entering the fan system. Suitable for the cooling fan of computer or other appliances. NOTE: Please measure your fan size and select a suitable grill guard.