Arms are always a great indicator of your fitness. Toned, tight arms give a great sculpted look to your upper body, not to mention a fantastic summer tank-top look. This workout from Your Time Training is all about training your arms, in specific your biceps! Now, we’re not talking bulking outpour arms, but building lean muscletofacilitate a sculpted and shapely upper body. Using only a single set of dumbbells (or full water bottles if you don’t have dumbbells) you will get a great, full-on bicep and arms workout that will have you in short sleeves in no time!