This four-move workout from celebrity fitness trainer, Louis Chandler, will blast the biceps and triceps in just 15 minutes.

Build stronger, more defined biceps with proper form, grip variety, and time-under-tension training. Find out how often to train, which curls to use, and how to lift with purpose for lasting strength ...

Dial Adjustment System: Each dumbbell has a dial on both ends that you twist to select the weight. Weight Range: 5 to 52.5 pounds, replacing 15 pairs of dumbbells. They adjust in 2.5-pound increments ...