This is a retractable body tape measure that is accurate and easy to measure. It is lightweight and compact, making it easy to carry. This tape measure can be used to measure body parts such as chest, waist, hips, shaft, arms, etc. If you're dieting or exercising, this tape measure will help you track your height and progress. It is also used to measure head circumference and height in children. Product Specifications: Diameter 5.2cm Thickness 1cm : Fgao Measuring range of tape measure: 0-150 cm/60 inches Color: main image color Note: Since the color of the product picture displayed on different monitors is different, please refer to the actual product color you received. Please forgive me! Our size is measured by hand, there will be 1-2 cm error, which is normal. .. wish you a happy life!