Material :Polyester Fabric ( Soft, Breathable, Washable and Reusable)
Size :Length: 7.9in/20cm    Width: 5.9 In/15cm
The Dimensions Are Measured Manually, There May Be Some Deviations. Thanks for Your Understanding.
Ear Loops:Adjustable Elastic
Filter :Without Filter ( But with Inner Pocket Can Hold Filter)
M Shaped adjustable nose clip
Adjustable  ear loops