1. Development of graduated strength: Switch from assisted pullups to unassisted pullups through adjustable resistance levels ranging from 75 to 225 lb. The bands adapt to your growing strength and allow gradual adjustments in the challenge for continuous muscle building during bodyweight training 2. Professional weight support: Designed to provide optimal resistance during the pullup, these bands reduce the risk of strain and joint injuries. The double foot pedal design enhances stability with a secure sole, controlled movements for and efficient training 3. Solution for strength plateaus: Break stubborn strength plateaus with targeted resistance that activates the core and secondary muscle groups. Accelerates muscle building through controlled tension during pullups, dips, and fullbody exercises for balanced development 4. Reliable fitness companion: The tearresistant latex tubes maintain elasticity, complemented by a heavyduty Dring for training. Skinfriendly surfaces prevent friction, ideal for longer use in strength training routines Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.