Body Measuring Tape Retractable Measurement Tape for Body Inch Tape for Measurement for Body Tape Measure with Lock (White) How to use? So easy! 1 pull out the measure tape to surround your body 2 put the buckle into the locking pin 3 push the retractable button to fit in and read the value Includes 1 x body measurements e sure that the side with a push-button is facing up. Please do not pull out roughly, as it will shorten the product life. Put the pin in the slot. Press the button and let the tape retract. Take out the pin and read the number. The tape won't retract until the button is pushed again. Body tape measure can be used to measure any part of your body including arm, chest, waist, calf, thigh, hip and more. You can easily keep track of your body measurements and progression of your muscle growth or the reduced desired shape. A push-button retraction and locking feature which ensures a snug measurement. Easy to measure by yourself.