This self-locking height ruler is an essential tool for parents who want to keep track of their child's growth. The retractable design makes it easy to use and store, while the clear markings ensure precise measurements. For use in bedrooms, nurseries, or playrooms, this height measuring device helps parents monitor their child's development effortlessly. Features -Color:Black -Material:ABS/PVC -Size:14.80X11.40X3.40cm/5.82X4.48X1.34in -Versatile height measurement: the retractable height ruler can to 2 meters, making it suitable for children of different ages and heights -Independent usage: the design allows children to measure their height on their own, encouraging independence -Precision measurement: ensures accurate height measurements, enabling parents to monitor their child's growth and adjust their care routines accordingly -Portable and convenient: the lightweight and portable design makes it easy to use the height ruler in various environments, from home to school to settings - durability: from durable abs/pvc materials, this height ruler is designed to provide reliable performance over an extended period Package list: 1 x Height Measuring Tape