Fivespeed adjustable tension enables workouts that adapt to your current fitness level and evolve from progressive strength training. Elastic and durable construction with PP material provides a secure grip during intense sessions while helping to strengthen arms effectively. It has resistance. It includes five flexible latex tubes and a wood loop for quick changes. You can modify arm resistance by adjusting the number of tubes. Core strengthening and versatile use allow convenient abdominal workouts anytime, anywhere. It is suitable for home or business use, adding versatility to your fitness routine. Use scenarios Home gym workouts: perform chest expansion, shoulder presses, rows, and arm toning with adjustable tube combinations to match your training phase. Office or travel routines: quick upper body and core accessories during breaks or on the road, using different tube configurations to suit available space and time. Training studio or wellness programs: integrate into training or corporate wellness sessions as a flexible tool for clients with varying resistance needs and goals.