Disposable Respirator, 2730 Series, N100, Medium/Large. HandyStrap®, with buckle, allows mask to hang down around the user’s neck when not in use. Cloth HandyStrap® feels cool and comfortable. Ventex® valve lets the hot air out faster so workers breathe easier and stay cooler longer. Soft foam face cushion for added comfort and no pressure points. Exclusive Dura-Mesh® shell resists collapsing in heat and humidity. Softspun® lining for increased comfort and durability. Available in two sizes, for most workers and OSHA compliance. Meets heat and flame resistance in accordance with ANSI/ISEA 110-2003 Section 7.11.1. 100% PVC-Free®.