3M 7502 HALF MASK

New cool flow exhalation valve designed to help make breathing easier; also helps to reduce heat and moisture build up in mask ; Durable and heat resistant, made from soft resilient silicone and heat- resistant ; New soft seal design; advanced silicone material provides a softer feel on the face ; Unique adjustments design helps to reduce tension and pressure points on the face providing unsurpassed comfort and helps reduce ring around the nose ; Dual-mode head harness design adjust easily allowing user the option of wearing the respirator in either the traditional, or drop down mode.