Inside out, color changing, borosilicate glass pipe

Inside out, frit, borosilicate glass pipe

Inside out, layered frit, borosilicate glass pipe

Inside out, frit, borosilicate glass pipe. Sparkly green, pink, and purple frit (crushed glass) melted throughout the inside of the pipe. Very thick glass with a flat spot on the bottom. Weighs 88 grams. 3.75 inches long. Pictures were taken in the sun so the pipe is darker in color in indoor lighting.