Defender™ Multi-Purpose Cartridge, Olive, used with 5500/7700 Half Masks, 5400/7600 Full Facepieces ORS NASCO Thinsulate thermal middle layer and

Thinsulate thermal middle layer and heavyweight polyester fleece lining|Three layers|Shoulder length|Outer shell and binding are flame-retardant until washed|Fleece lining and fasteners are flame-resistant

remove more easily and in cleaner and better condition|Can be used on copper

Durable aluminum barrel and felt tip stand up to heavy use|Special water resistant ink formula dries quickly|||

behind-the-head and below-the-chin|Soft foam cushions are easy-to-clean with soap and water

Defender™ Multi-Purpose Cartridge, Olive, used with 5500/7700 Half Masks, 5400/7600 Full Facepieces ORS NASCO Thinsulate thermal middle layer andConvenient cartridge filter combination Color coded for quick and easy identification