This quad focused exercise is one of the most difficult squat variations to do. It's often done assisted and needs no added resistance.
How to Do the Sissy Squat to Build Heaps of Muscle Without Weights
What the hell is this? : r/GymMemes
What Are Sissy Squats? (SHOULD YOU DO THEM?)
Valor Fitness - NEW PRODUCT ALERT: SS-T Sissy Squat HEAVY DUTY
You Don't Know Squat: Single-Leg Variants
Sissy Squat - Height Performance
You Don't Know Squat: Single-Leg Variants
The History of The Sissy Squat
Sissy Squat - Progression into the Full Movement and Mistakes to Avoid
Body-Solid Sissy Squat GSS50 - Leg Press Squat Machines
How and why: the sissy squat
Sissy Squat to Half Bridge - Height Performance
Real Men Do Sissy Squats