It's a common dilemma: You want to put on some size but you also don't want to get a belly. Enter the 21-Day Bulk, created by Executive Digital Director Mike Simone. Like the original 21-Day Shred, this program will help you blast fat and lean out, but this special bonus program helps you build extra muscle, too. Above is a video demo of day four from The 21-Day Bulk program. Also check out the video demos of day one and day two

Click here to get your copy of the expanded and improved version of The 21-Day Shred, plus The Shred Series workouts. For more info on the program, go to MensFitness.com/Shred.

Follow Men's Fitness executive digital director, and program designer Mike Simone on Instagram, Facebook, and Twitter. And don't forget to show off all your hardwork with #The21DayShred.

1. SQUAT
Sets: 5, Reps: 8-10, Rest 90 sec.

2. BULGARIAN SPLIT SQUAT
Sets: 4, Reps: 8-10, Rest 90 sec.

3A. ROMANIAN DEADLIFT
Sets 4, Reps: 8-10, Rest: 0

3B. WALKING LUNGE
Sets: 4, Reps: 8-10 per side, Rest 90 sec.

4. AB WHEEL ROLLOUT
Sets: 5, Reps: 10-12, Rest: 30 sec.

5. MEDICINE BALL RUSSIAN TWIST
Sets: 4, Reps 10-12 per side, Rest: 30 sec.

6. LEG RAISE
Sets: 3, Reps: to failure, Rest: 30 sec.