A cleaner and degreaser good for many washable metal and glass surfaces in home, office or light industrial settings. Just spray and wipe no rinsing needed. Leaves metal surface fingerprint free.Bio Green Crystals are the worlds first doctor endorsed, nutraceutical grade cleaner specifically made for people (meaning it is food-grade safe!). No other commercial and household cleaners can claim to be non-toxic to humans under normal use, AND zero waste. You can rest assured that when you choose Bio Green Crystals, you are using the safest and most environmentally friendly products on the market. From the sustainable packaging material to the biodegradable and water-soluble sachets of crystallized cleaning concentrate, you are treating your family, home and planet with the best possible care they deserve.