Testors, 6 oz, yellow, matte washable spray chalk paint, turn outside surfaces into game fields, signs or outdoor masterpieces, shake & spray, instantly turns to powder as it comes out of the can creating cool sidewalk chalk looks with a spray can effect, spray on grass, asphalt, glass or snow, pet & vegetation friendly formula dissolves naturally with the rain, easy to use, spray over stencils, write on glass, or layer colors for fun & unique outdoor art, non-toxic colorants are safe for vegetation & pets, washes away naturally with water.