As da Vinci noted: “Simplicity is the ultimate sophistication.” And Simple and Sinister is a fantastic example of that perspective.

Power, conditioning, and strength in an efficient two-exercise package.

Check out this clip of Justyna Macková, StrongFirst Certified Team Leader, in her Simple and Sinister practice receiving coaching from Pavel Macek, StrongFirst Certified Master Instructor—the stars of the Kettlebell Simple & Sinister online course in action.