4 kg natural rubber medicine ball with LB markings for quick identification. Built for durability and safety, it uses natural rubber with no strong odor, good elasticity, and an anti-slip surface. It resists drops and abrasion for a long service life. Key features - Weight and sizing: 4 kg with LB markings on the surface for easy recognition; suitable for men and women and adaptable to different fitness levels. - Durable construction: sturdy natural rubber body designed for longevity, reliable performance, and reduced wear. - Non-slip grip: non-slip surface treatment increases friction between hand and ball, improving grip, reducing slips, and enhancing safety. - Anti-leak design: anti-leak nozzle with a high-quality air valve completely prevents air leakage; inner airbag; does not inflate; maximises safety and extends service life. 2-3 practical use scenarios - Explosive power training: use for dynamic throws, overhead slams, and wall-ball style movements to build speed and power. - Core and rotational work: perform Russian twists, oblique chops, and partner passes to strengthen core and rotational stability. - General conditioning and rehab: integrate into light resistance and grip-strength routines at home or in the gym, or for controlled conditioning programs under supervision. This ball maintains the brand’s specifications and functions: 4 kg weight, natural rubber material, LB markings, non-slip surface, durability, and a secure anti-leak valve design for safer, longer-lasting performance.