The replacement tube of the rain gauge is made of high-quality thick transparent plastic,Compared with the glass rain gauge tube, the transparent thick plastic tube will not freeze crack, not easy to break, and won't be cut.There is no need to worry about freezing cracking in the wintter or accidentally breaking when empty the rainwater. Plastic Rain Gauge Replacement Tube adds some fun to your garden or yard while helping you keep track of the weather. Suitable for rainfall measure, rain gauge outdoor and rain gauges for yard etc.