uFit Training Tube Training Tube High Intensity Up to 45.5kg For training all body parts! Upper body / shoulder blades / core / upper arms / arms / triceps / push-ups / arm slimming / pectoral muscles / bust up / stooped posture / back slimming / latissimus dorsi / lower body / abdomen / hip joint / triceps / triceps / deltoids / muscle hypertrophy / obliques / abdominal muscles / waistline / lower back pain / waist / buttocks / pelvis / inner thighs / thighs / athlete pull-ups / calves / knees / feet / leg raises / legs / leg slimming / back muscles / erector spinae / adductors / aerobic exercise / anaerobic exercise / rehabilitation / diet exercise / walking / body make / style maintenance / muscle strength up / lack of exercise / elimination / core training / squats / inner muscles, etc. Used once for a trial.