Features: One-way valve with filter, fits in case while attached to the mask. Easy way to secure to victim. Foldable design, convenient to carry and keep. Made of high grade PVC material, odorless, safe,non-toxic. Small size, easy to carry, widely being used all around world. Special designed mouthpiece, make the valve more easy to operate. Whether at home or outdoors, these will be at the time of first aid supplies.
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