Point 1｜Full-body training to bring out masculinity: You can train your upper body, core, and legs simultaneously with the cordless battle rope. It strengthens the muscles of the arms, shoulders, back, and abdomen in a balanced way. Point 2｜Powerful Repulsion & High-Precision Spring: The built-in 300g weighted spring sustains high-speed vibrations, continuously contracting the core muscles centrifugally. It firmly stimulates the biceps, triceps, and forearms. Point 3｜Non-slip Coated Handle: The scientifically designed handle is easy to grip, has excellent abrasion resistance, and allows for safe training. Even beginners can operate it smoothly. Point 4｜Excellent Durability & Portability: The thick weighted spring and thick steel pipe are hard to deform and have a high-pressure resistance design. Full-body training is possible anywhere, indoors or outdoors. Point 5｜Quiet Specification & Unisex: The quiet specification suppresses noise, making it safe to use even in apartments. Unisex, it can be widely used at home, in the office, outdoors, etc. Brief Explanation This is a multi-functional training gear that efficiently trains the whole body's strength, endurance, and core, bringing out masculinity. It has a quiet design and can be used indoors. Product Specifications ・Length: 50cm (set of 2) ・Weight: Approximately 900g ・Thickness: Diameter 3.5cm ・Material: Steel, thick steel pipe, built-in weighted spring ・Color: Black ・Target: Unisex How to Use Hold the cordless battle rope with both hands and swing it up and down, in waves, or in cross motions to stimulate the muscles of the upper body, abs, and legs. Beginners can operate it smoothly. Uses ・Strength training indoors ・Endurance and physical strength enhancement outdoors ・Strengthening abdominal, back, arm, and shoulder muscles ・Building a masculine physique, improving fitness ・Ideal for home gyms and home training Summary This is a multi-functional training gear that efficiently trains the whole body's strength and core. With its quiet specification, it can be used safely indoors, and it is unisex, making it widely useful at home and outdoors.