SPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerSPEEDO Fitness Hydro Resistant Arm TrainerOmni directional resistance builds upper body strength. Ergonomic design relieves stress on joints. Great for aerobic and anaerobic workouts.