"The CM-7M military gas mask is the ultimate chemical, biological, radiological, and nuclear (CBRN) defense system when used in conjunction with suitable filters or a breathing apparatus. The military-grade technology used for this full-face respirator provides comprehensive protection against the full spectrum of CBRN agents and toxic industrial chemicals in the form of gases, vapors, and aerosols.   CM-7M Gas Mask Features: Outstanding resistance against all kinds of CBRN agents, industrial toxic gases, riot control gases, etc. High user comfort for superior all-day protection Easy donning and doffing Low breathing resistance Fits up to 2 NATO-standard 40 mm gas mask filters (widely available with a variety of protection levels) Compatible with optical devices (night-vision goggles, etc.) Allows for safe and easy drinking during use in a contaminated area Comes with a pre-installed hydration system and canteen Compatible with CamelBak water bladders with a Type M adapter (not included) Sweat drainage through the exhalation chamber Compatible with helmets and breathing apparatuses High-quality speech diaphragm enables easy communication with or without communication devices. Materials FACEPIECE:bromobutyl rubber, non-irritating INNER MASK, OTHER RUBBER COMPONENTS:natural rubber, non-irritating VISORS:silicate glass PLASTIC COMPONENTS:polyoximethylen, polyamide SPEECH DIAPHRAGM:PET HEAD HARNESS:five-point, rubber-textile Technical specifications AVERAGE WEIGHT:500g COLORblack NUMBER OF SIZES:2 EFFECTIVE FIELD OF VISION71.5% BINOCULAR FIELD OF VISION:34% FILTER CONNECTION THREADRd 40x1/7 RESISTANCE AGAINST PENETRATION OF NBC AGENTS:> 48 hours BREATHING RESISTANCE: - INHALATION RESISTANCE AT 30 L/MIN:max. 20 Pa - INHALATION RESISTANCE AT 95 L/MIN:max. 50 Pa - EXHALATION RESISTANCE AT 30 L/MIN:max. 60 Pa MINIMUM INTELLIGIBILITY:95% INTAKE OF LIQUID:230 ml/min FUNCTIONAL RELIABILITY:- 30°C up to +70°C CM-7M MILITARY GAS MASK SERVICE LIFE The storage and service life of the CM-7M full-face respirator / tactical gas mask is 20 years from the date of production, provided that the recommended storage conditions are observed. Size 2 (medium) fits 95% of the population, so if you're an average size person, we would suggest size 2. For smaller than average people who weigh 130lb or less, with thin faces, we would suggest size 1 (small). For users over 250 lbs and wide faces, go with large. You will know the size is right if you do a negative pressure test (blocking the inhalation valve and taking a deep breath), and the mask seals tightly to your face.      NOTE:GAS MASK ARE NOT RETURNABLE IF THE PACKAGING OF THE GAS MASK HAS BEEN OPENED    "
"The CM-7M military gas mask is the ultimate chemical, biological, radiological, and nuclear (CBRN) defense system when used in conjunction with suitable filters or a breathing apparatus. The military-grade technology used for this full-face respirator provides comprehensive protection against the full spectrum of CBRN agents and toxic industrial chemicals in the form of gases, vapors, and aerosols.   CM-7M Gas Mask Features: Outstanding resistance against all kinds of CBRN agents, industrial toxic gases, riot control gases, etc. High user comfort for superior all-day protection Easy donning and doffing Low breathing resistance Fits up to 2 NATO-standard 40 mm gas mask filters (widely available with a variety of protection levels) Compatible with optical devices (night-vision goggles, etc.) Allows for safe and easy drinking during use in a contaminated area Comes with a pre-installed hydration system and canteen Compatible with CamelBak water bladders with a Type M adapter (not included) Sweat drainage through the exhalation chamber Compatible with helmets and breathing apparatuses High-quality speech diaphragm enables easy communication with or without communication devices. Materials FACEPIECE:bromobutyl rubber, non-irritating INNER MASK, OTHER RUBBER COMPONENTS:natural rubber, non-irritating VISORS:silicate glass PLASTIC COMPONENTS:polyoximethylen, polyamide SPEECH DIAPHRAGM:PET HEAD HARNESS:five-point, rubber-textile Technical specifications AVERAGE WEIGHT:500g COLORblack NUMBER OF SIZES:2 EFFECTIVE FIELD OF VISION71.5% BINOCULAR FIELD OF VISION:34% FILTER CONNECTION THREADRd 40x1/7 RESISTANCE AGAINST PENETRATION OF NBC AGENTS:> 48 hours BREATHING RESISTANCE: - INHALATION RESISTANCE AT 30 L/MIN:max. 20 Pa - INHALATION RESISTANCE AT 95 L/MIN:max. 50 Pa - EXHALATION RESISTANCE AT 30 L/MIN:max. 60 Pa MINIMUM INTELLIGIBILITY:95% INTAKE OF LIQUID:230 ml/min FUNCTIONAL RELIABILITY:- 30°C up to +70°C CM-7M MILITARY GAS MASK SERVICE LIFE The storage and service life of the CM-7M full-face respirator / tactical gas mask is 20 years from the date of production, provided that the recommended storage conditions are observed. Size 2 (medium) fits 95% of the population, so if you're an average size person, we would suggest size 2. For smaller than average people who weigh 130lb or less, with thin faces, we would suggest size 1 (small). For users over 250 lbs and wide faces, go with large. You will know the size is right if you do a negative pressure test (blocking the inhalation valve and taking a deep breath), and the mask seals tightly to your face.      NOTE:GAS MASK ARE NOT RETURNABLE IF THE PACKAGING OF THE GAS MASK HAS BEEN OPENED    "