Resistance Bands Pull Up Assist Bands Set, 4 Different levels Exercise

4 Different Resistance Levels: The pull up assist bands have 4 different resistance levels: Red (15-35 lb: Entry Level), Black (30-60 lb: Advanced Level), Purple (40-80 lb: Senior Level), Green (50-125 lb: Professional Level), you can choose the most suitable resistance level for separatestretching or superimpose workout loop bands for higher intensity training.

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