flashing glass, 1) Flash with red, blue, green or seven colors in turn after shaking 2) Waterproof flashing glass1) Flash with red, blue, green or seven colors in turn after shaking 2) Waterproof 3) With custom logo in four colorsThe other name:flashing cup,flashing glass,led cup,led glass,light up glass,lighted glass, flashing barware,flashing margarita glass,plastic flashing cup,flashing mug, ...