A skinfold caliper is a simple handheld tool to directly measure skinfold thickness at various body sites like the triceps, biceps, subscapular, suprailiac, thigh, and calf. The thicker the skinfold, the more body fat it contains. Readings from different sites are used to estimate overall body fat through prediction formulas. While inexpensive, results can vary depending on the measur... https://prachicmi.livepositively.com/measuring-body-fat-how-to-accurately-determine-your-body-composition/new=1