Envi 910F Series of respirators has been designed without any metal in the construction to make them environmentally friendly. The soft inner layer provides for maximum comfot on the user’s face. The adjustable looping style head straps provides a convenient way for individual adjustment during donning and doffing. The head strap loop design also allows the mask to be hung around the neck when not in use. Low breathing resistance provide for a very comfortable wear. The soft pre-shaped nose area ensures excellent fir for various facial sizes and should be slid up and down the wearer’s nose bridge area for a proper fit. This respirator is very popular in the food service industry.