The ST-100X Full-Face Gas Mask is compact, lightweight, and provides heavy-duty protection against environmental hazards. Designed to withstand brute force impacts and toxic environments, the ST-100X mask will provide the safety and security needed to navigate unpredictable, dangerous. The ST-100X mask's convex face shield design, constructed of silicate, has been impact resistant tested. Standard and provides a wide field of view that augments visibility and spatial awareness. The ST-100X has a standard 40mm NATO filter mount and can be used with various 40mm NATO canisters designed to protect you in various non-terrorist environments. It is designed for long-term use in harsh environments. The faceseal is fashioned from natural rubber, which provides a soft but robust seal that will not wear or lose shape. The 5-point harness is designed for both comfort and convenience. This harness stretches cleanly over the head without snagging or pulling, and can be secured quickly and properly. Thes robust straps are from elasticized rubber and retain their shape even in the hottest environments.  Highlights: Field of View: 78% panoramic field of view Port: One 40mm NATO Center Port Anti-Fog: Suitable for hot and cold weather environments Head Harness: 5-point attachment adjustable silicon head harness Voice Box Diaphragm: High-quality voice box diaphragm facilitates effortless communication while wearing the mask. Impact-resistant lens: Protects your face against impacts and hazards. ST-100X Survival Gas Mask  Protection Level Class 2 Head Strap 5-Point Adjustable Thread Connection 40mm NATO (STANAG 4155 / EN148-1) Weight 445g/15.7 oz Shelf Life 5 years Storage Condition Temperature -10 °C (14°F) to 35 °C (95 °F), Humidity <80% RH Inhalation Resistance 30 l/min 0.45 mbar 95 l/min 1.45 mbar 160 l/min 2.4 mbar Exhalation Resistance 160 1/min continuous flow or 50L/min sinusoidal (25 cycles/min, 2.0L/stroke) 1.4 mbar Inward Leakage 0.04% of inhaled air Carbon Dioxide Content of the Inhalation Air (% by vol.) 0.9% of inhaled air Effective Field of Vision 78% Overlapped Field of Vision 80% Gas Capacity A2 Test Gas: C6H12Test gas concentration: 17.5mg/LFlow: 30L/min Protection Time: 40 minutes Filter Penetration Maximum filter penetration of tested aerosol (%) Sodium Chloride test at 95 l/min with a tolerance of ±2% ≤ 0.03% Paraffin Oil test at 95 l/min with a tolerance of ±2% ≤ 0.05% Fit Test Compatible with TSI Fit Test Adapter 8025-CEN Package Contents: 1 ST-100X Full-Face Survivalist Gas Mask 1 P-D-1 40mm A2P1 Cartridge Canister Compatibility P-D-1 Shop Now N-B-0 Shop Now N-B-1 Shop Now N-B-1-A Shop Now ST-100X Certifications & Tests