Illustration of muscle contraction — Stock photos

"Illustration of muscle contraction" is an authentic stock image by StocktrekImages. It’s available in the following resolutions: 530 x 1600px, 862 x 2600px, 1825 x 5505px. The minimum price for an image is 49$. Image in the highest quality is 1825 x 5505px, 300 dpi, and costs 449$.