The pulsing goblet squat is a simple way to make a popular squat variation more taxing for the lower body and cardiovascular system. They can be done for time or reps, allowing you to get a significant training effect from a light weight in circuit-style training.
Simple way to make goblet squats more difficult for the legs, core, and upper back, even with relatively light weights
Works the legs dynamically and the upper back, core, and shoulders isometrically
Can be used in a circuit or as a finisher
Easier to squat deeply with good form than barbell squats