In this 10-minute arm workout, fitness influencer Pamela Reif guides viewers through a quick and intense routine that can be done at home with water bottles. The workout is designed to tone the arms and requires minimal equipment. Reif demonstrates different exercises, including bicep curls, tricep dips, and shoulder presses, using water bottles as weights. The workout is fast-paced and aims to provide an effective arm-toning session for those with limited time or space.