Use the Gaiam Strength Tube to strengthen and tone your arms, chest, shoulders, and back. This versatile and very convenient tool is perfect for group exercise, personal training and travel. Includes a handy Door Attachment to provide more exercise options. Heavy resistance 8 - 12 kgs. Features and Benefits: Best for intense, powerful and dynamic strengthening Ideal for maximum load & low repetitions Strength Tube Measures 120cm in Length Comfort-Grip, high-density foam handles constructed of premium dipped latex for extra durability & tear resistance Door Attachment Included Bonus online workout