CONTINUES CLEANING AFTER USE A proprietary biodegradable formula for lifting dirt and stains. The pro-bacterial solution is tough on dirt and stains yet gentle enough for all fabrics and delicate materials. Sneaker Cleaner is biodegradable, non-toxic, not harmful to the environment and safe to use on most materials including suede, nubuck, leather and canvas. PRODUCT Details Biodegradable New proprietary biological formula Cleans at a microscopic level Non-toxic, non-flammable, noncorrosive Keeps shoes cleaner longer Safe and easy to use on most fabrics and materials PRODUCT BOTTLE - is made from high density polyethylene (HDPE) plastic. HDPE is the safest synthetic plastic you can use and has the lowest environmental impact of all the synthetic plastics. All our bottles are also 100% recyclable. Sneaker LAB is the only sneaker care brand that puts nature first. Our products are made from biologicals (good bacteria) that are non-soap based, chemical free and are 100% biodegradable. Our bottles are made up of to 40% recycled plastic and are 100% recyclable, along with our packaging.