英 [ˈʃaʊəpruːf]
adj. （英）防水的
showerproof /ˈʃaʊəˌpruːf/
形容词 (of a garment, etc) resistant to or partly impervious to rain (服装等)防雨的
（英）防水的
It is not showerproof.
它不能防雨。
The flexible, rubberised band was meant to be showerproof but Jawbone discovered it was being overflexed by users, causing cracks in the circuit boards and allowing water to enter.