7700 Series Half-Mask Respirators• Non-allergenic silicone facepiece material conforms to facial features and doesn't harden with age• Easy to clean, extremely durable and resists distortion, ensuring a better fit• Contoured sealing flange and cradle suspension systemeliminates discomfort caused by pressure points on facial nerves• Minimal dead air space improves worker comfort by limiting rebreathing of exhaled air• Direct cartridge to facepiece seal minimizes replacement parts and simplifies maintenance