1PCS Cycle Seat Positioning Tool, Precision Measuring Kit Precision Cycle Seat Positioning Tool: Ensures accurate measurement of bike seat height for perfect saddle alignment reducing the risk of injury and improving cycling comfort and performance during rides Easy-to-Use Seat Height Measuring Tool: Designed for quick and hassle- adjustment, enabling cyclists to find their ideal seat position effortlessly enhancing posture and pedaling efficiency Ergonomic Bike Seat Correction Accessory: Helps correct improper seat height to prevent knee, back, and hip strain promoting biking habits for beginners and experienced cyclists alike and Portable Design: Compact and for on-the-go use, this tool is perfect for both casual riders and professional cyclists seeking precise bike fit adjustments anywhere Enhanced Cycling Safety and Comfort: Improves overall biking experience by optimizing saddle position allowing for better control, reduced fatigue, and injury prevention during long rides Color:Blue Material:plastic Package Contents: 1 * Cycle Seat Positioning Tool Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.