Portable: Given the ability to be wall mounted or placed on flat surfaces, these can be placed on your worksite near possible hazards; Single 16oz bottle stations are portable, handy & come with a hi-vis green backboard with directions for proper use. Emergency Solution: A sterile buffered isotonic saline solution quickly flushes contaminants from the eyes, giving you immediate relief; It is the ideal first response, when a continuous water supply is not available and medical aid is on the way. Tamper Seal: Relief, exactly when you require it; Our portable solution is engineered to function without being connected to a water source; Includes a tamper evident seal with a clear & visible expiration date and an easy-to-open twist off cap. Certified: This FDA approved product, is a great eye wash solution for any industrial, construction, laboratory, educations or do-it-yourself application.