
Lay face up in an inclined position. Great exercise for developing those sexy abs. Another Great Find On Zulily Pure Fitness Ab Crunch Sit Up Bench By Pure Fitness Zulilyfinds No Equipment Workout Abs Workout Weight Benches Decline Leg Thrust Exercise - sit on your bench on a declined position.How to do sit ups on a bench. Getting in the Starting Position 1. Slowly crunch...