Intended for gear, equipment, textiles, apparel, and will stick to most surfaces. (not for leather.) Great for Cyclists & Pedestrians. Will keep you and your accessories visible in low light conditions. The fine mist is invisible during the day, but light-reflective in the dark. Product is water resistant & durable. It will take more than a little rain to wash off. Be Safe, Be Seen! Comes in a 4.6 oz can.