1、The environmental protection PVC plastic ruler can pass the European and American ROHS and 6P (phthalate‑free) environmental protection tests. 2、Does not contain any harmful chemical ingredients, non‑toxic and tasteless. 3、It can be used to measure the chest circumference, waist circumference, leg circumference, as well as the baby's head circumference and height. 4、The tape can be automatically reacted, which is convenient for use and storage. 5、This product is resistant to high temperature, corrosion, acid and alkali. Condition: Brand New Item Type:BodyFatTesterScope of Application: Measuringheadcircumference, waist circumference, hip circumference, leg circumference, arm circumference.BMI (Body Mass Index) is the bodyhealthindex, which is closely related to the total body fat and mainly reflects the body's overweight and obesity.The world standard for obesity is: BMI is within the normal range from 18.5 to 24.9, BMI greater than 25 is overweight, and BMI greater than 30 is obesity.The BMIhealthruler is able to quickly calculate your bodyhealthindex, saving the complicated mathematical calculation process, just correspond your height and weight values according to the compass library insuctions, and the arrowhead points to yourhealthindex value. The operation is simple and convenient, suitable for all ages!BMI Tape Measure:Material: Plastic, PVCTape Measure Size: Approx. 150cm x 7mm/59.1 x 0.3inShell Size: Approx. 6 x 5.5cm/2.3 x 2.2inColor:Silver shell, four-color tape,black scaleTape Measure Scale: cm on both sides, one side for women, the other side for menFat Clip:Material: ABSSize: Approx. 16.8 x 10 x 0.6cm/6.6 x 3.9 x 0.2inColor: Black Caliper, White PrintingTape Measure Scale: One side mm + inchWaist Tape Measure :Material: Plastic , PVCTape Measure Size: Approx.150cm x 13.5mm/59 x 0.5inShell Size: Approx. 9 x 6 x 2cm/0.4 x 0.2 x 0.1inColor:Whiteshell,whitetape,black scaleTape Measure Scale: cm on one side and inch on the other side 1 x Fat Clip1 x BMI Tape Measure1 x Waist Tape Measure1 x Fat Clip Insuctions