The Eye Stream Eye Wash is perfect for flushing nuisance particles such as pollen, dust, saw dust, smoke, and more. Also greats for immediate treatment on the way to a primary eyewash unit or as continued irrigation until medical care is reached. pH balanced to match the human eye - especially important when splashes disrupt the eye's normal pH Saline solution is portable and ready for use Buffered, isotonic saline solution is sterile and highly superior to tap water