This Half face respirator is made by Moldex and is a size Small. Its model is the 8001 and it costs about USD50. It has a Med/Low nose bridge height, and its facepiece is made of unknown [PVC Free] rubber. The width min and max distances, in inches, curving from mid cheek to mid cheek are 3.5 and 5 respectively. The distance in inches, straight up and down in the middle along the nose line is a minimum of 2.75 and a maximum of 4.5. The average depth of the mask is 2.25 inches. You can find more information about this mask at https://www.moldex.com/product/8000-series-reusable-half-mask-respirator/. This mask weighs about 90 grams.