Swing your way slim and burn extra calories with SELF’s Soft Kettlebell from CAP Barbell. Achieve a full body workout using one piece of equipment. The exercise chart shows a quick, effective, total-body workout. You can sculpt your abs, tighten your butt and tone your arms with every move. Increase your strength, then increase your Soft Kettlebell set. Other kettle bells available in 5lb, 8lb and 10lb sizes.