Home Fitness Chest Expander Multifunctional Arm Training High Elastic Pull Rope, Specification: 21kg (Lightning Purple) 1. TPE thickened hose, thickened multi-pound inner wall hose, durable and good resilience 2. Anti-fracture and anti-oxidation fastening protective cover to avoid accidental injury by rebound 3. Quick-release chuck, three gears adjustable, resistance can be adjusted according to itself 4. Non-slip foam handle, comfortable to hold and not hurt your hands 5. Thickened and firm webbing pedals, safe to use 6. Material: TPE elastic tube + nylon webbing + plastic chuck 7. Function: Comprehensive training for the whole body 8. Features: full-body exercise, three-speed adjustable, non-slip handle, environmentally friendly materials