Description This self-adhesive water level ruler is designed for precise water depth measurement in various aquatic environments. The product features a clear and easy-to-read scale, making it ideal for monitoring water levels in boats, ponds, and pools. Its great material ensures long-lasting performance, even in harsh conditions. Features -Color:Blue -Material:coated sticker -Size:100.00X10.00X0.20cm/39.30X3.93X0.08in -Easy installation: conveniently adheres to your boat without the need for additional tools, making setup quick and easy -Accurate measurement: precisely measures water depth, helping crew members understand tidal conditions effectively -Lightweight design: lightweight and easy to carry, ensuring it can be used effortlessly in various situations -Reflective design: reflective design ensures better visibility even at night, meeting your needs in lowlight conditions -Clear scale: features clear markings, allowing crew members to quickly and easily read water level informationPackage list: 2 x water level scales