AbMat Sit-Ups (Diamond Sit-Up) Build Strength and Endurance With

Lie on your back, and open your legs into a diamond shape (aka butterfly legs) with the soles of your feet pressed together and knees out wide. Extend your

Backup WOD – The Overman Crossfitter

Abmat - Sit-Ups Are Back

Sit-Ups Benefits: Exercises, Variations, and More

44 Crossfit Workouts Demonstrated, Your Guide to Crossfit Workouts

The 10 Best Sit-Up Alternatives for a Stronger, More Powerful Core

CrossFit Bodyweight Workout Resource - NorCal Water Polo

Sit-Ups Benefits: Exercises, Variations, and More

V-Ups, What Are They? Muscles Worked? Benefits?

Altas Strength Home Gym Workout Adjustable Bench AL-4006