KettleWorX Kickstart Kit 5 lb. Premium KettleWorX Kettlebell with a 30 minute training DVD and guide Kick start your KettleWorX program through 3 unique 10 minute workouts focusing on cardio, core and resistance Cardio, 10-Minute Cardio Super-charged fat burn for total body fitness Core, 10-Minute Tightening core and ab muscles Resistance, 10-Minute weighted resistance sculpts and tones entire body